Artist Birthday Quiz for 12/4~

What American photographer found support among Rothko, Kline, and other painters and is widely considered to be closely involved with, if not a part of, the abstract expressionist movement?

What American scientist, inventor, artist, and master craftsman held over 60 glass-oriented patents and has art work in the permanent collections of more than 100 museums throughout the world?

Answers here~ https://schristywolfe.com/2015/12/04/december-4/