The Dalai Lama's Thoughts on Marxismbr The Aspen Institute - The Aspen Institutebr The Aspen Institute and co-chairs Margot Pritzker and Richard Blum, in collaboration with the Conservancy for Tibetan Art and Culture, are proud to present a substantive symposium that embraces Tibetan and Himalayan art, culture, science, medicine, spiritual practice, and history.