Richard Layard delivered the Lionel Robbins Memorial Lectures, at LSE on 3rd, 4th and 5th March 2003, titled: Happiness: Has Social Science A Clue? These lectures were later reproduced as a book – Happiness: Lessons from a new science. We discussed this book, and the topic it addresses, in the last class session. Below, we provide the full text of Prof. Layard’s Lionel Robbins lectures (the text is taken from his website). Happiness: Has Social Science A Clue? Lecture 1: What is happiness? Are we getting happier? Lecture 2: Income and happiness: rethinking economic policy Lecture 3: How can we make a happier society