Stephen Martin (Author) Steve Martin is the CEO of INFLUENCE AT WORK UK, a renowned behavioural science consultancy and Visiting Professor of Management Practice and Behavioural Science Executive Education at Columbia Business School NY. Together with Dr Noah Goldstein and Dr Robert Cialdini he is co-author of the New York Times, Wall Street Journal and Business Week International bestseller Yes! 50 Secrets from the Science of Persuasion, which to date has sold over a million copies and has been translated into 26 languages. Yes! was long-listed for the Royal Society’s annual prize for science writing and featured in Harvard Business Review’s prestigious ‘Breakthrough Ideas for Business’ list. Steve’s work has featured in broadcast and print media across the world, including BBC TV and Radio, MSNBC, The Times, Sunday Telegraph, Guardian, New York Times and Wired. Over 2 million people read his regular business columns, including his ‘Persuasion’ page in the British Airways inflight magazine and his features for the Harvard Business Review. He is a guest lecturer on executive education programmes at the London School of Economics, London Business School and Harvard Business School. Joseph Marks (Author) Joseph Marks is a doctoral researcher at University College London. His research focuses on people’s perceptions of themselves and how their environment and others influence their cognition and decisions. He holds a Master’s degree in Social Cognition from University College London and an undergraduate degree in Psychology from the University of Birmingham. His research with INFLUENCE AT WORK has been applied across a variety of business and public policy settings, including financial regulation, healthcare and public transport.