For over 15 years, Dr Peter Wothers has been a Teaching Fellow in the Department of Chemistry, University of Cambridge and a Fellow and Director of Studies in Chemistry at St Catharine’s College. In addition to being the Senior Examiner in Chemistry for the first and second year undergraduates, he was also the Senior Examiner for the final years of the Chemistry STEP before it was replaced first by the Advanced Extension Awards, and then the A*. Dr Wothers was instrumental in developing the syllabus for the Chemistry Pre-University qualification. For over ten years he has been on the committee for the Chemistry Olympiad, organised by the Royal Society of Chemistry, setting challenging papers for year 13 students, and has recently created the Cambridge Chemistry Challenge specifically aimed at year 12 students. He has authored a number of popular textbooks, and is heavily involved in promoting chemistry to young students and members of the public for which he was awarded the 2011 President's Award by the Royal Society of Chemistry.