Joseph Bernard "J.B." Haisler, Jr.

Joseph Bernard “J.B.” Haisler Jr., an aerospace engineer who worked on Apollo 11 control systems and early Patriot missile guidance systems, died peacefully at his home in Sanger, Texas, on Nov. 8. He was 91. Haisler worked for several aerospace companies, including Lockheed and McDonnell Douglas, and returned to Texas in 1974, where he and his wife built a home and raised their family.