Network

Mike Slade

  • Kings Coll London, Kings College London, University of London, Inst Psychiat Psychol & Neurosci, Ctr Epidemiol & Publ Hlth, Hlth Serv & Populat Res Dept
  • Univ Nottingham, University of Nottingham, Inst Mental Hlth, Sch Hlth Sci
  • University of Nottingham
  • Nord University

External person

Kristian Pollock

  • Univ Nottingham, University of Nottingham, Sch Community Hlth Sci
  • Queens Med Ctr, University of Nottingham, Sch Hlth Sci
  • University of Nottingham

External person

Stefan Rennick-Egglestone

  • Univ Nottingham, University of Nottingham, Inst Mental Hlth, Sch Hlth Sci
  • University of Nottingham

External person

Fiona Ng

  • Univ Nottingham, University of Nottingham, Inst Mental Hlth, Sch Hlth Sci
  • University of Nottingham

External person

Caroline Yeo

  • Univ Nottingham, University of Nottingham, Inst Mental Hlth, Sch Hlth Sci
  • University of Nottingham

External person

Joy Llewellyn-Beardsley

  • Univ Nottingham, University of Nottingham, Inst Mental Hlth, Sch Hlth Sci
  • University of Nottingham

External person

Claudia J. P. Simons

  • Maastricht Univ, Maastricht University, Dept Psychiat & Psychol, European Grad Sch Neurosci, SEARCH,Med Ctr
  • Geestelijke Gezondheidszorg Eindhoven & De Kempen, Dept Res & Dev
  • Inst Mental Hlth Care Eindhoven & Kempen, GGzE
  • Maastricht Univ, Maastricht University, Med Ctr, Dept Psychiat & Psychol MUMC, Sch Mental Hlth & Neurosci MHeNS,Alzheimer Ctr Li
  • Inst Mental Hlth Care Eindhoven & De Kempen, GGzE
  • Maastricht Univ Med Ctr, Maastricht University, Ctr Contextual Neurosci, Dept Psychiat & Psychol
  • Maastricht Univ, Maastricht University, Med Ctr, Dept Psychiat & Neuropsychol, Sch Mental Hlth & Neurosci
  • Utrecht University Medical Center
  • Maastricht Univ, Maastricht University, Sch Mental Hlth & Neurosci MHeNS, Fac Hlth Med & Neurosci, Dept Psychiat & Neuropsychol,Med Ctr
  • Maastricht University Medical Center
  • GGzE - Foundation for Mental Health Care Eindhoven en de Kempen
  • School for Mental Health and Neuroscience
  • Maastricht University

External person

James Roe

  • Univ Nottingham, University of Nottingham, Natl Inst Hlth Res, ARC East Midlands
  • University of Nottingham

External person

Ada Hui

  • Univ Nottingham, University of Nottingham, Inst Mental Hlth, Sch Hlth Sci
  • University of Nottingham

External person

Clare Robinson

  • Queen Mary Univ London, University of London, Queen Mary University London, Ctr Primary Care & Publ Hlth, Pragmat Clin Trials Unit
  • Queen Mary University of London

External person

Nynke Boonstra

  • GGZ Friesland
  • NHL Univ Appl Sci

External person

Scott Pomberth

  • Nottinghamshire Healthcare NHS Fdn Trust
  • NEON Lived Experience Advisory Board

External person

Melanie Smuk

  • Univ London, London School of Hygiene & Tropical Medicine, University of London, London Sch Hyg & Trop Med
  • Queen Mary Univ London, University of London, Queen Mary University London, Barts & London Sch Med & Dent, Pragmat Clin Trials Unit
  • London School of Hygiene & Tropical Medicine
  • Barts and The London School of Medicine and Dentistry

External person

Pim Cuijpers

  • Department of Clinical Psychology and EMGO + Institute for Health and Care Research, VU University and VU University Medical Centre, Amsterdam, the Netherlands; Leuphana University, Lüneburg, Germany.
  • Vrije Univ Amsterdam, VU University Amsterdam, Dept Clin Psychol
  • Vrije Univ Amsterdam, VU University Amsterdam, Med Ctr, EMGO Inst Hlth & Care Res
  • VU Medical Center Amsterdam
  • Leuphana University of Lüneburg
  • TNO VUmc, Netherlands Organization Applied Science Research, Body Work, Res Ctr Phys Act Work & Hlth
  • Vrije Universiteit Amsterdam
  • Vrije Univ Amsterdam, Vrije Universiteit Amsterdam, Amsterdam Publ Hlth Res Inst, Dept Clin Neuro & Dev Psychol
  • Free Univ Amsterdam, Vrije Universiteit Amsterdam, Dept Dermatol
  • Acad Med Ctr Amsterdam, University of Amsterdam, Academic Medical Center Amsterdam, Vrije Universiteit Amsterdam, Dept Epidemiol & Biostat, Amsterdam Publ Hlth Res Inst, Locat VUmc
  • Babeș-Bolyai University

External person

Steve Gillard

  • St Georges Univ London, St Georges University London, Populat Hlth Res Inst
  • City University of London

External person

Ashleigh Charles

  • Univ Nottingham, University of Nottingham, Inst Mental Hlth, Sch Hlth Sci
  • University of Nottingham

External person

Sylvia Bailey

  • NEON Lived Experience Advisory Panel
  • NEON Lived Experience Advisory Board

External person

Gerard M. Schippers

  • Univ Amsterdam, University of Amsterdam, Acad Med Ctr
  • Univ Amsterdam, University of Amsterdam, Acad Med Ctr, Ctr Laser

External person

Frederike Schirmbeck

  • Univ Amsterdam, University of Amsterdam, Acad Med Ctr, Dept Psychiat
  • Univ Clin Psychiat, Dept Child & Adolescent Psychiat
  • Univ Amsterdam AMC VUMC
  • Univ Amsterdam, University of Amsterdam, Acad Med Ctr, Dept Psychiat, Ctr Psychol Trauma
  • Univ Amsterdam, University of Amsterdam, Acad Med Ctr, Deptof Psychiat
  • Univ Amsterdam, Academic Medical Center Amsterdam, University of Amsterdam, Acad Med Ctr, Early Psychosis Dept, Dept Psychiat
  • Arkin Inst Mental Hlth Care
  • Amsterdam UMC, University of Amsterdam
  • Netherlands Inst Mental Hlth & Addict, Trimbos Inst, Dept Publ Mental Hlth
  • VU Medical Center Amsterdam
  • Amsterdam University Medical Center (AMC)
  • Vrije Universiteit Amsterdam, University of Amsterdam, Amsterdam UMC
  • Afd. Urologie
  • University of Amsterdam
  • Arkin
  • Utrecht University Medical Center
  • Arkin Institute for Mental Health
  • Amsterdam University
  • Amsterdam
  • VU University Medical Center
  • Arkin Mental Health Care
  • Medical Faculty Mannheim/Heidelberg University

External person

Laurie Hare-Duke

  • Univ Nottingham, University of Nottingham, Inst Mental Hlth, Sch Hlth Sci
  • University of Nottingham

External person

Faye Bacon

  • Kings Coll London, Kings College London, University of London, Inst Psychiat Psychol & Neurosci, Ctr Epidemiol & Publ Hlth, Hlth Serv & Populat Res Dept

External person

Judith van Velden

  • Arkin
  • VU University Medical Center

External person

Rachel Elliott

  • Univ Manchester, University of Manchester, Div Populat Hlth Hlth Serv Res & Primary Care
  • University of Manchester

External person

Roger Andrew Smith

  • NEON Lived Experience Advisory Board

External person

Christopher Newby

  • Univ Hosp Bristol NHS Fdn Trust, Bristol Royal Hospital For Children, University of Bristol, Bristol Royal Hosp Children
  • University of Nottingham

External person

Monika Janosik

  • Kings Coll London, Kings College London, University of London, Inst Psychiat Psychol & Neurosci, Ctr Epidemiol & Publ Hlth, Hlth Serv & Populat Res Dept

External person

Albert M. van Hemert

  • Leiden Univ Med Ctr, Leiden University, Dept Psychiat
  • Leiden Univ Med Ctr Leiden, Leiden University
  • Leiden Univ, Leiden University, Med Ctr, Dept Psychiat
  • Acad Med Ctr, Ctr Reprod Med
  • Univ Clin Psychiat, Dept Child & Adolescent Psychiat
  • Leiden University
  • Leiden University
  • Leiden Univ, Med Ctr, Dept Psychiat
  • Leiden Univ, Leiden University, Med Ctr, Dept Psychiat
  • Leiden University Medical Center

External person

David Manley

  • Nottinghamshire Healthcare NHS Fdn Trust

External person

Therese van Amelsvoort

  • Maastricht Univ, Maastricht University, Med Ctr, European Grad Sch Neurosci EURON, Dept Psychiat & Psychol,South Limburg Mental Hlth
  • Maastricht Univ, Maastricht University, Med Ctr, Dept Psychiat & Psychol MUMC, Sch Mental Hlth & Neurosci MHeNS,Alzheimer Ctr Li
  • Maastricht Univ, Maastricht University, European Grad Sch Neurosci EURON, S Limburg Mental Hlth Res & Teaching Network, Dept Psychiat & Psychol
  • Maastricht Univ, Maastricht University, Sch Mental Hlth & Neurosci MHeNS, Fac Hlth Med & Neurosci, Dept Psychiat & Neuropsychol,Med Ctr
  • Maastricht Univ, Maastricht University, Sch Mental Hlth & Neurosci MHeNS, European Grad Sch Neurosci EURON, Dept Psychiat & Neuropsychol,Med Ctr
  • Maastricht Univ, Maastricht University, Med Ctr, Dept Psychiat & Neuropsychol, Sch Mental Hlth & Neurosci
  • Maastricht Univ, Maastricht University, South Limburg Mental Hlth Res & Teaching Network, Dept Psychiat & Psychol, EURON
  • Utrecht University Medical Center
  • Maastricht University Medical Center

External person

Julian Harrison

  • NEON Lived Experience Advisory Board

External person

Graham Thornicroft

  • King's College London

External person

Hannah Hussain

  • Univ Manchester, University of Manchester, Div Populat Hlth Hlth Serv Res & Primary Care

External person

Sean P. Gavan

  • University of Manchester

External person

Andrew Grundy

  • University of Nottingham

External person

Julie Repper

  • Implementing Recovery Org Change ImROC
  • Nottinghamshire Healthcare NHS Foundation Trust

External person

Yasmin Ali

  • University of Nottingham

External person

Wiepke Cahn

  • Utrecht University Medical Center
  • Altrecht, Gen Mental Hlth Care
  • KNAW and University Medical Center Utrecht
  • General Mental Health Care
  • Altrecht Mental Health Institute
  • Rudolf Magnus Institute for Neurosciences
  • Altrecht

External person

Emmeke Aarts

  • Utrecht University

External person

Roger Smith

  • NEON Lived Experience Advisory Panel
  • NEON Lived Experience Advisory Board

External person

Jeroen Keppens

  • Kings Coll London, University of London, King's College London, Dept Informat

External person

Lieuwe de Haan

  • UvA, Acad Psychiat Ctr, AMC, Dept Early Psychosis
  • Univ Amsterdam, University of Amsterdam, Acad Med Ctr, Dept Psychiat
  • Univ Amsterdam, University of Amsterdam, Acad Med Ctr, Early Psychosis Sect, Dept Psychiat
  • Amsterdam Med Ctr, Acad Psychiat Ctr, Dept Early Psychosis
  • Univ Amsterdam, University of Amsterdam, Acad Med Ctr
  • Univ Clin Psychiat, Dept Child & Adolescent Psychiat
  • University of Amsterdam
  • Free University Amsterdam/NSCR, Amsterdam
  • Univ Amsterdam, University of Amsterdam, Acad Med Ctr, Dept Psychiat, Ctr Psychol Trauma
  • Univ Amsterdam, University of Amsterdam, Acad Med Ctr, Deptof Psychiat
  • Univ Amsterdam, Academic Medical Center Amsterdam, University of Amsterdam, Acad Med Ctr, Early Psychosis Dept, Dept Psychiat
  • Univ Amsterdam, Academic Medical Center Amsterdam, University of Amsterdam, Dept Med Oncol, Canc Ctr Amsterdam, Med Ctr,Acad Med Ctr
  • Arkin Inst Mental Hlth Care
  • Amsterdam UMC, University of Amsterdam
  • Univ Amsterdam, University of Amsterdam, Academic Medical Center Amsterdam, Dept Psychiat, Early Psychosis Sect, Acad Med Ctr
  • Netherlands Inst Mental Hlth & Addict, Trimbos Inst, Dept Publ Mental Hlth
  • Amsterdam UMC, University of Amsterdam, Academic Medical Center Amsterdam, Dept Early Psychosis, Acad Med Ctr
  • Amsterdam University Medical Center (AMC)
  • Vrije Universiteit Amsterdam, University of Amsterdam, Amsterdam UMC
  • Arkin
  • Amsterdam UMC
  • Utrecht University Medical Center
  • Arkin Institute for Mental Health
  • Arkin Mental Health Care Institute
  • Amsterdam University

External person

Robin Michael Van Eck

  • Mentrum
  • Arkin
  • VU University Medical Center

External person

Thérèse A.M.J. van Amelsvoort

  • Maastricht University Medical Center
  • School for Mental Health and Neuroscience
  • Mondriaan Mental Health
  • The School for Mental Health and Neuroscience (MHeNs) Maastricht University
  • Mondriaan Mental Health Care

External person

Karin Pos

  • Univ Amsterdam, University of Amsterdam, Acad Med Ctr, Early Psychosis Sect, Dept Psychiat
  • Univ Amsterdam, University of Amsterdam, Acad Med Ctr, Dept Psychiat, Ctr Psychol Trauma

External person

Mary Leamy

  • Kings Coll London, Kings College London, University of London, Inst Psychiat Psychol & Neurosci, Ctr Epidemiol & Publ Hlth, Hlth Serv & Populat Res Dept

External person

Rebecca Dunn

  • Kings Coll London, Kings College London, University of London, Inst Psychiat Psychol & Neurosci, Ctr Epidemiol & Publ Hlth, Hlth Serv & Populat Res Dept

External person

Victoria Bird

  • Kings Coll London, Kings College London, University of London, Inst Psychiat Psychol & Neurosci, Ctr Epidemiol & Publ Hlth, Hlth Serv & Populat Res Dept

External person

Carmel Bond

  • Nottingham University Business School

External person

Rob Bongaardt

  • Univ South Eastern Norway, Fac Hlth & Social Sci, Dept Hlth Social & Welf Studies

External person

Yasuhiro Kotera

  • University of Nottingham
  • Osaka University

External person

Adaresh Bhogal

  • NEON Lived Experience Advisory Board

External person

Lieuwe de Haan

  • Acad Med Ctr, University of Amsterdam, Academic Medical Center Amsterdam, Dept Psychiat, Early Psychosis Unit
  • VU Medical Center Amsterdam
  • Arkin Inst Mental Hlth Care
  • Univ Amsterdam, Academic Medical Center Amsterdam, University of Amsterdam, Acad Med Ctr, Early Psychosis Dept, Dept Psychiat
  • University of Amsterdam
  • Arkin
  • Amsterdam University
  • Arkin Institute for Mental Health
  • VU University Medical Center
  • Maastricht University Medical Center
  • Arkin Mental Health Care
  • Amsterdam UMC
  • afd. Psychiatrie
  • Pharmerit International

External person

L Wunderink

  • FrieslandMHS UMCG Groningen, Res & Educ
  • Friesland Mental Hlth Care Serv, Dept Educ & Res

External person

Wiepke Cahn

  • Utrecht University Medical Center
  • Rudolf Magnus Inst Neurosci, Univ Med Ctr, Dept Psychiat
  • Brain Ctr Rudolf Magnus
  • Univ Clin Psychiat, Dept Child & Adolescent Psychiat
  • Utrecht University
  • Altrecht, Gen Menthal Hlth Care
  • Altrecht, Gen Mental Hlth Care
  • Altrecht Mental Hlth Care
  • Altrecht Bipolair, Altrecht Mental Hlth Care
  • Rudolf Magnus Institute for Neurosciences
  • Altrecht Mental Health Institute
  • General Mental Health Care
  • Altrecht

External person

Julie Williams

  • Kings Coll London, Kings College London, University of London, Inst Psychiat Psychol & Neurosci, Ctr Epidemiol & Publ Hlth, Hlth Serv & Populat Res Dept

External person

Juliana Onwumere

  • King's College London
  • Bethlem Royal Hospital

External person

Jim van Os

  • Utrecht University Medical Center
  • Kings Coll London, Kings College London, University of London, King's Health Partners, Inst Psychiat, Kings Hlth Partners Dept Psychosis Studies
  • Maastricht Univ, Maastricht University, Med Ctr, Dept Psychiat & Psychol MUMC, Sch Mental Hlth & Neurosci MHeNS,Alzheimer Ctr Li
  • Kings Coll London, University of London, King's College London, Inst Psychiat Psychol & Neurosci
  • Maastricht Univ, Maastricht University, Sch Mental Hlth & Neurosci MHeNS, Fac Hlth Med & Neurosci, Dept Psychiat & Neuropsychol,Med Ctr
  • Maastricht Univ, Maastricht University, Med Ctr, European Grad Sch Neurosci EURON, Dept Psychiat & Psychol,South Limburg Mental Hlth
  • Kings Coll London, University of London, King's College London, Kings Hlth Partners, Inst Psychiat Psychol & Neurosci, Dept Psychosis Studies
  • Maastricht University Medical Center
  • King's College London
  • Kings Coll London, King's Health Partners, University of London, Kings College London, Inst Psychiat, Kings Hlth Partners Dept Psychosis Studies
  • Limburg University
  • Institute of Psychiatry Psychology and Neuroscience
  • King’s College London
  • School for Mental Health and Neuroscience
  • Utrecht University
  • League of European Research Universities - LERU, Utrecht University, Utrecht University Medical Center
  • Univ Utrecht, Utrecht University, Dept Translat Neurosci, Brain Ctr Rudolf Magnus, UMC Utrecht
  • Maastricht University

External person

Patricia Penas Morán

  • University of Deusto

External person

Jessica de Nijs

  • Utrecht University Medical Center

External person

Marianne D Farkas

  • Boston Univ, Boston University, Ctr Psychiat Rehabil
  • Boston University

External person

Emily Slade

  • University of Oxford

External person

Susie Booth

  • NEON Lived Experience Advisory Board

External person

Dan Robotham

  • McPin Foundation

External person

Dania Quadri

  • Faculty of Life Sciences & Medicine

External person

Zohra Acherrat-Stitou

  • FPC de Oostvaarderskliniek

External person

Erna Van 't Hag

  • Univ Groningen, University of Groningen, Univ Med Ctr Groningen, Dept Psychot Disorders & Voices, Univ Ctr Psychiat

External person

Jim van Os

  • Maastricht Univ, Maastricht University, Med Ctr, Dept Psychiat & Psychol
  • Maastricht Univ, Maastricht University, Med Ctr, South Limburg Mental Hlth Res & Teaching Network, Dept Psychiat & Neuropsychol
  • Maastricht Univ Med Ctr, Maastricht University, South Limburg Mental Hlth Res & Teaching Network, EURON
  • Kings Coll London, Kings College London, University of London, Inst Psychiat, Div Psychol Med & Psychiat
  • Maastricht Univ Med Ctr, Maastricht University, Dept Psychiat & Psychol, Sch Mental Hlth & Neurosci
  • Kings Coll London, King's Health Partners, University of London, Kings College London, Inst Psychiat, Kings Hlth Partners Dept Psychosis Studies
  • Inst Psychiat, Kings College London, University of London, Div Psychol Med
  • Maastricht Univ, Maastricht University, Dept Psychiat & Psychol, European Grad Sch Neurosci, SEARCH,Med Ctr
  • Kings Coll London, Kings College London, University of London, Inst Psychiat IoP, Dept Psychosis Studies
  • Maastricht Univ Med Ctr, Maastricht University, Sch Mental Hlth & Neurosci, Dept Psychiat & Psychol
  • Maastricht Univ, Maastricht University, Med Ctr, CAHPRI
  • Maastricht University Medical Center
  • Med Ctr Haaglanden, RCWEST
  • Slotervaartziekenhuis, Hosp Psychiat, Dept Med Psychol
  • Maastricht Univ, Maastricht University, South Limburg Mental Hlth Res & Teaching Network, Dept Psychiat & Psychol, EURON
  • Maastricht University
  • Guys Campus Kings Hlth Partners AHSC
  • Inst Psychiat
  • Mental Hlth Care Friesland, Dept Psychosis Studies
  • Kings Coll London, University of London, Kings College London, MRC
  • University College London
  • Maastricht Univ, Maastricht University, Med Ctr, Dept Psychiat & Psychol MUMC, Sch Mental Hlth & Neurosci MHeNS,Alzheimer Ctr Li
  • Kings Coll London, Kings College London, University of London, Inst Psychiat Psychol & Neurosci, Ctr Epidemiol & Publ Hlth, Hlth Serv & Populat Res Dept
  • Univ Med Ctr Utrecht, Brain Ctr Rudolf Magnus, Dept Psychiat, NICHE Lab
  • Kings Coll London, Kings College London, University of London, King's Health Partners, Inst Psychiat, Kings Hlth Partners Dept Psychosis Studies
  • Maastricht Univ, Maastricht University, Med Ctr, South Limburg Mental Hlth Res & Teaching Network, EURON
  • Maastricht Univ, Maastricht University, Med Ctr, EURON, Sch Mental Hlth & Neurosci,Dept Psychiat & Psycho
  • Utrecht University Medical Center
  • Maastricht Univ, Maastricht University, Med Ctr, Dept Psychiat & Neuropsychol, Sch Mental Hlth & Neurosci
  • Maastricht Univ, Maastricht University, Med Ctr, User Res Ctr, Dept Psychiat & Psychol
  • Maastricht Univ, Maastricht University, Med Ctr, European Grad Sch Neurosci EURON, Dept Psychiat & Psychol,South Limburg Mental Hlth
  • Maastricht Univ, Maastricht University, Sch Mental Hlth & Neurosci, South Limburg Mental Hlth Res & Teaching Network, Dept Psychiat & Neuropsychol,EURON
  • Univ Utrecht, Utrecht University, UMC Utrecht Brain Ctr
  • Inst Mental Hlth Care Eindhoven & De Kempen, GGzE
  • Maastricht Univ, Maastricht University, European Grad Sch Neurosci EURON, S Limburg Mental Hlth Res & Teaching Network, Dept Psychiat & Psychol
  • Maastricht Univ, Maastricht University, Sch Mental Hlth & Neurosci MHeNS, European Grad Sch Neurosci EURON, Dept Psychiat & Neuropsychol,Med Ctr
  • Department of Psychiatry and Psychology
  • Limburg University
  • Maastricht Univ, Maastricht University, Sch Mental Hlth & Neurosci MHeNS, Fac Hlth Med & Neurosci, Dept Psychiat & Neuropsychol,Med Ctr
  • Kings Coll London, Kings College London, University of London, Inst Psychiat, Dept Psychosis Studies PO67
  • Maastricht Univ, Maastricht University, Pelv Care Ctr Maastricht, Med Ctr
  • Kings Coll London, Kings College Hospital, University of London, Kings College London, Kings Coll Hosp London, Dept Neurosurg
  • Kings Coll London, Kings College London, University of London, Inst Psychiat Psychol & Neurosci, Dept Psychosis Studies
  • Department of Psychiatry and Neuropsychology
  • King's College London
  • The School for Mental Health and Neuroscience (MHeNs) Maastricht University
  • King’s College London

External person

Larry Davidson

  • Yale Univ, Yale University, Sch Med
  • Yale University
  • Yale University School of Medicine

External person

Rianna Walcott

  • Kings Coll London, University of London, King's College London, Dept Digital Humanities, Crit Infrastruct Studies

External person

Astrid Vellinga

  • Mentrum
  • Arkin

External person

Joe Nicholson

  • University of Nottingham

External person

Francesca Pesola

  • Kings Coll London, Kings College London, University of London, Inst Psychiat Psychol & Neurosci, Ctr Epidemiol & Publ Hlth, Hlth Serv & Populat Res Dept

External person

Jessica A. Hartmann

  • Maastricht Univ, Maastricht University, Dept Psychiat & Psychol, European Grad Sch Neurosci, SEARCH,Med Ctr
  • Inst Mental Hlth Care Eindhoven & Kempen, GGzE
  • Univ Melbourne, University of Melbourne, Natl Ctr Excellence Youth Mental Hlth, Orygen
  • Univ Melbourne, Orygen, The National Centre of Excellence in Youth Mental Health, University of Melbourne, Ctr Youth Mental Hlth

External person

Clair Le Boutillier

  • Kings Coll London, Kings College London, University of London, Inst Psychiat Psychol & Neurosci, Ctr Epidemiol & Publ Hlth, Hlth Serv & Populat Res Dept

External person