Keith Kostecka

Keith Kostecka is an Associate Professor of Chemistry and Environmental Science in the Department of Science and Mathematics at Columbia College in Chicago. After Paul Ryan posted a picture of his family, Kostecka commented that Ryan should go kill himself. He has also asked for the elimination of the Catholic Church and called for the demise of the Tea Party. 
Source(s): http://www.theblaze.com/stories/2014/06/25/has-a-chicago-professor-been-caught-telling-paul-ryan-to-kill-himself/