“Derek is a genuine man of wisdom, and an authentic spiritual teacher who embodies and masterfully passes on the wisdom of Buddhist, Taoist and Confucian traditions that he absorbed from both traditional and contemporary teachers. He is of gentle, intelligent, kind disposition, and a heart of compassion that moves him to generously disseminate and share the wisdom of Chinese culture and civilizations with the rest of the world. Not to be missed to mention among those are the various ways of healing, psychological renovation and spiritual advancement which lead to longevity, optimism and happy life….”  full letter

– Prof. Rev. Olga Louchakova-Schwartz, M.D., Ph.D. 
Professor of Psychology and Comparative Religion, Sofia University, US

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“I recently had the pleasure of organizing a student-centered event led by Master Li Siming, on the topic of Daoist philosophy and religion, for Macalester College’s Department of Religious Studies. I highly recommend Master Li to similar groups….” full letter

– Prof. Erik W. Davis
Associate Professor, Religious Studies, Macalester College, US