The 2011 HRD conference and exhibition was a great success with over 60 speakers, hundreds of exhibitors and thousands of delegates filling the beautiful domed hall at London’s Olympia. Appreciating Change were at the forefront of the both the conference and the exhibition, with Sarah delivering a speech on the effectiveness of positive psychology to create change, signing copies of her latest book ‘Positive Psychology at Work’ and chatting on one of the busiest stands in the exhibition.