I recall that H. Ross Perot’s wife was also a contributor to Planned Parenthood. Perot was a Democrat and made his money from working with the government. Things that make you go hmmm.
http://www.insidephilanthropy.com/home/2014/2/4/whos-who-at-the-secretive-susan-thompson-buffett-foundation.html
Lots of interesting information in this link.