The Center for Global Tectonics is proud to welcome Professors John F. Dewey, (https://en.wikipedia.org/wiki/John_Frederick_Dewey), and A.M. Celal Sengor, (https://en.wikipedia.org/wiki/Celal Sengor) as Associate Members of the Center for Global Tectonics, and as Distinguished Members of the Advisory Board. Professors John F. Dewey and A.M. Celal Sengor are globally recognized as leaders in the field of tectonics, and their participation in the center is greatly appreciated.

Professor John F. Dewey

Mem. US Nat. Acad. Sci., Mem. Russian Acad. Sci., Amer. Phil. Soc.,