Ken was a professor of Mathematics and did research at the University of Wisconsin. After that he worked in ceramics and welding before going to IBM. He was there for more than twenty years before being downsized in 2000. He now teaches yoga and writes.

He lives in a suburb of Milwaukee with his wife and their beagle. He takes advantage of the many chamber music concerts in the city. He's a homebrewer and runs whitewater rivers with his son up north in the summer.

Further information can be found on his website: www.kmkbooks.com [2].

He has a PhD in Mathematics from the University of Wisconsin in Madison.