UC-SD Mindfulness-based Professional Training Institute (world-wide trainings in a variety of MBIs, many on the East Coast).I am an MBSR Mentor with this institutute. http://mbpti.org
Center for Mindfulness at UMASS for information regarding the history of MBSR, evidence-based research archive, and search engine for MBSR teachers nation-wide.www.umassmed.edu/cfm
About Vipassana/Insight Meditation:
Insight Meditation Community of Washington (IMCW) for pod-casts, retreats and workshops throughout DC area. Tara Brach, PhD, is the main teacher and her teaching is accessible, clear, and warm-hearted.