Henry Stewart Talks publishes state of the art audio visual presentations by leading world authorities. This collection contains over 1000 talks by leading world experts in the biomedical and life sciences. Presentations consist of navigable slides with accompanying narration synchronized for ease of listening, are approximately 40-50 minutes long, and are organized into a comprehensive series more than 30 seminar style presentations on a variety of topics including, obesity, genetics, viruses and more.