Nathalie Nahai is a Web Psychologist and best-selling author of 'Webs of Influence: The Psychology of Online Persuasion' (Pearson).

With a background in psychology, web design and digital strategy, Nathalie coined the term 'web psychology' in 2011, defining it as 'the empirical study of how our online environments influence our attitudes and behaviours'.

Nathalie is the founder of the Institute of Web Psychology, which helps businesses apply scientific rigour to their design and decision-making processes, to achieve better engagement online.

She lectures internationally on the subject of web psychology (audiences include eBay, Harvard Business Review and Google), and has worked with Fortune 500 companies, design agencies and SME’s. Nathalie is also a resident blogger at Marketing Week and Psychology today, and she contributes to national publications and radio on the subject of online behaviour and research.

Roger Dooley is the author of Brainfluence: 100 Ways to Persuade and Convince Consumers with Neuromarketing, and writes the popular blog Neuromarketing as well as Brainy Marketing at Forbes.com. He is the founder of Dooley Direct, a marketing consultancy, and co-founded College Confidential, the leading college-bound website. That business was acquired by Hobsons, a unit of UK-based DMGT, where Dooley served as VP Digital Marketing and continues in a consulting role.

Dooley spent years in direct marketing as the co-founder of a successful catalog firm and also was director of corporate planning for a Fortune 1000 company. He has an engineering degree from Carnegie Mellon University and an MBA from the University of Tennessee.

Dooley is currently focused on spreading his ideas through writing and speaking, with limited engagements for training, coaching, and facilitation.