For the one or two readers I have on this thing... This husband and wife teamed up to write a book together in the 1980s. Who are they?
DING DING DING... We have a winner! Anonymous correctly stated that the authors are Lynne and Dick Cheney, "America's Sweethearts!" (Anon's comment, not mine). Dick was still a young guy with only five heart attacks and three hunting accidents under his belt.
Here is the 1982 book they co-authored (their photo was on the back of the jacket):