Who's Who of Industry Leaders

Joefon Jann – Marquis Who’s Who Industry Leaders

Occupation: Computer Scientist
Born: Hong Kong, British Crown Colony (BCC)

Micro-MBA, IBM
Master of Science in Computer Science, Columbia University School of Engineering
Master of Arts in Mathematics, City University of New York
Bachelor of Arts in Mathematics with honors, minor in Physics, Wellesley College-MIT

Computer Scientist & Distinguished Engineer, Thomas J. Watson Research Center, IBM, Yorktown Heights, NY (1989-Present)
Technical Staff Member, Mathematical Analysis and Computation Center
Advanced System Engineer, New York Banking Branch Office, Manhattan, NY
APL Programmer, Systems Programmer, IBM ISTG Headquarter
Technical Staff Member, Network Analysis Corporation, Glen Cove, NY
Adjunct Lecturer, Mathematics, Lehman College, Bronx, NY (Three Years)

Career Related:
Technical Member of the  IBM Deep Blue Chess Team (1995-1997) that won over the World-Wide Human-Chess-Champion Kasparov

Co-founder & Executive Sponsor of an IBM Internal Group – To encourage Researchers from East & Southeast Asia, especially Women, to Achieve Greater Success & Leadership in their Science/Technical Careers

Creative Works:
Contributor, Numerous Technical Inventions and Articles, Professional Journals; Contributor, Numerous IBM Internal and External Publications and Presentations; Photographer for Numerous Weddings and Church Events; Finding patterns in nature, including the Periodic Table

1. Leader of a small team that invented DLPAR (Dynamic Logical Partitioning) of memory and processors for POWER systems, making POWER4 and its follow-on systems the most successful and virtually-advanced Unix servers in the marketplace
2. Widely renowned for “The Jann Model of Massively Parallel Workloads.”
3. Made significant contributions to many generations of the IBM Unix operation system (AIX), POWER systems, & HPC (High Performance Computing)
4. Have more than 40 patents, including inventing the AHAFS (Autonomic Health Adviser File System) that enables increased security & improved systems management; Publishing numerous papers, such as “Method for Reducing the Time to Diagnose the Cause of Unexpected Changes to System Files”
5. Co-inventor of “Concurrently Pageable Page-Sizes in AIX”
6. Co-inventor of the “Home-Node Migration for Distributed Shared Memory systems”, 1999
7. Authored the Prefix of a book “AIX Performance”
8. Being cited in more than 1,200 scholarly publications

You can learn more about Joefon Jann’s technical work at the links below:
Google Scholar
Who’s Who of Professional Women

1. Recipient, Three Corporate Outstanding Technical Achievement Awards, IBM
2. Recipient, Several Outstanding Innovation Awards, IBM
3. Recipient, Eight Research Division Awards, IBM
4. Recipient, Best Paper Award, “Lazy Home Migration for Distributed Shared Memory Systems,” HiPC1997
5. Recipient, Best Paper Award, “Towards an Immortal Operating System in Virtual Environments,” Various Conferences
6. Honoree, Millennium Magazine, 5th Edition, Marquis Who’s Who
7. Honoree, Who’s Who of Professional Women
8. Honoree, The Star Treatment

Life Senior Member, IEEE; Member, IEEE WIE (Women in Engineering); Member, Association of Computing Machinery (ACM)

Listening to classical music; Playing piano; Photography; Reading biographies of great scientists and women, including Mother Teresa and Madame Curie; Collecting stamps

Biography Sources:
Who’s Who in America – 2002, 56th Edition (pub. 2001)
Who’s Who in the World – 2001, 18th Edition (pub. 2000)

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