Yes indeed, Dr. Paul A. Witherspoon turns 90 today. Dr. Witherspoon is a Professor Emeritus with the Department of Material Sciences and Engineering, UC Berkeley and Geological Senior Faculty Scientist with Berkeley Lab, Earth Sciences Division. Witherspoon also served as the Earth Sciences Division Director between 1977 to 1982.
We celebrate his birthday with a birthday announcement and ask all of his colleagues to send birthday wishes through the comments on this blog post. Find the announcement presented by the Earth Sciences Division, for Dr. Witherspoon's 90th Birthday by going here>>