Stanley has conducted workshops and seminars on dreams and/or hypnosis in Argentina, Brazil, Canada, China, Colombia, Cuba, Cyprus, Ecuador, Finland, France, Germany, Great Britain, Italy, Japan, Lithuania, Mexico, the Netherlands, Panama, the Philippines, Portugal, Puerto Rico, Russia, South Africa, Spain, Sweden, Venezuela, and at the last four congresses of the Interamerican Psychological Association. He is a member of the editorial board for the Journal of Indian Psychology and Revista Argentina de Psicologia Paranormal, and the advisory board for InternationalSchool for Psychotherapy, Counseling, and Group Leadership (St. Petersburg) and the Czech Unitaria (Prague). He holds faculty appointments at the Universidade Holistica Internacional (Brasilia) and the Instituto de Medicina y Tecnologia Avanzada de la Conducta (Ciudad Juarez). He has given invited addresses for the Chinese Academy of Sciences, the Russian Academy of Pedagogical Sciences, and the School for Diplomatic Studies, Montevideo, Uruguay. He is a Fellow of the Society for the Scientific Study of Religion, and has published cross-cultural studies on spiritual content in dreams.