Sophie Oberstein
Sophie Oberstein has been a learning and organization development professional for more than 25 years at public and private organizations, including Weight Watchers (now WW), Columbia University Medical Center, Redwood City, and Citibank. Oberstein is an adjunct professor for New York University’s learning design certificate program. Her latest book, Troubleshooting for Trainers (ATD Press), describes 45 challenges in instructional design and how to overcome them.

You can reach her on LinkedIn at or via her website at