James Coates died due to cancer November 26 in Dallas at age 75. He grew up on Maple Springs Blvd. in Dallas and was educated at North Dallas High School, Northwestern University (BS) and New York University (MS). His career as an electrical engineer at Texas Instruments in Dallas spanned 50 years, from co-op student to retirement at age 70. His proudest achievement at TI was contributing to the early GPS. He also worked in other space programs, military systems, and wireless communications. Jim was an accomplished endurance athlete in running and biking. He completed several marathons including Boston twice and New York twice. As a member of the Texins Striders, he helped to establish the Dallas White Rock Marathon. He enjoyed many bike rallies and completed ten Hotter 'N Hell 100 mile rides in Wichita Falls in August. Jim is survived by his wife Barbara, son Allen and wife Nicole and their son Sydney of Johnson City, Tenn., and daughter Roslyn of Dallas. An informal memorial gathering will be held at 12:00 noon, December 30, at Big Thicket at White Rock Lake, 430 E. Lawther Dr., Dallas. Arrangements are under the direction of ARIA Cremation Service and Funeral Home 19310 Preston Road Dallas, Texas 75252 214-306-6700