Dr. Joan Mitchell, InfoPrint Fellow
Dr. Joan L. Mitchell, InfoPrint Fellow, recently retired from IBM after
an illustrious 32 year research career (when her division was sold).
She has 77 patents to her name so far, and is the most prolific woman
patent-holder in the history of IBM. Among her more recognizable
contributions, Dr. Mitchell has co-invented and done research on the
Quietwriter, Facsimile (FAX) data compression and the internationally
accepted JPEG standard. In 1994, she took a two year leave of absence
from IBM during which she coauthored a book on MPEG, consulted for IBM
Burlington, and was a visiting professor at the University of Illinois
for six months. Dr. Mitchell was made an IBM Fellow in 2001.
Dr. Mitchell is a member of the National Academy of Engineering, and has
authored several books, including Dr. Joan's Mentoring Book: Straight
Talk About Taking Charge of Your Career.
Her new employer is the joint venture Ricoh | IBM Infoprint Solutions
Company which purchased the division she worked for at IBM. She has her
same office and desk during the employment transition and is excited
about the opportunities to help her new company grow their business.
Dr. Mitchell graduated from Stanford University with a B.S. in physics
in 1969. She received her M.S. and PhD. degrees in physics from the
University of Illinois at Champaign-Urbana in 1971 and 1974, respectively.