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Dr. Benjamin Gardner joined King's College London in December 2014. His areas of expertise are in social psychology, health psychology.Previously, he was a Lecturer in Health Psychology at UCL (2009-2014). His qualifications include: Professional Certificate in Teaching and Learning in Higher and Professional Education (2012) – Institute of Education, London; DPhil Social Psychology (2008) - University of Sussex; MRes Psychological Methods (Distinction) (2004) – University of Sussex and BA Social Psychology (First Class) (2003) – University of Sussex. 

Research Interests: 

  • Developing and applying habit theory to understand and change behaviour  
  • Understanding and reducing sedentary behaviour 
  • Behaviour change theory and practice 


  • Psychology 
  • Social psychology 
  • Health psychology 
  • Psychological methods 
Taught modules: 
  • BSc Psychology: 
  • Psychology and Society 
  • Choices 
  • Psychological Skills 
  • Research Project 
MSc Health Psychology: 
  • Health Related Behaviours, Cognitions and Emotions 
  • Research Project 
Masters of Public Health Programme: 
  • Exercise as Medicine 

Expertise and Public Engagement

Public lecture: 

  • Wellcome Collection Packed Lunch presentation (‘Habits’; September 2016); Listen here

Media interviews: 

  • BPS ‘PsychCrunch’ podcast (‘The Psychology of Habit’; June 2015), Listen here
  • Lifehacker ‘The Upgrade’ podcast (‘Busting the 21 days habit formation myth’; May 2019),
  • BBC Radio 2 The Chris Evans Breakfast Show (Jan 2015), Wall Street Journal (Dec 2015) 
  • Writing for public audiences: The Observer newspaper (Oct 2013) 


Journal editing: 

  • Associate Editor, British Journal of Health Psychology 
  • Associate Editor, International Journal of Behavioral Nutrition and Physical Activity 
  • Advisory Editor, Social Science & Medicine 
  • Editorial Board member, Health Psychology Review