Daniel Kálmán Biss (born 1977 in Akron, Ohio) is an American mathematician and member of the Illinois Senate from the 9th district, serving since January 2013. The district includes Chicago's northern suburbs, including Evanston, Glencoe, Glenview, Golf, Morton Grove, Northbrook, Northfield, Skokie, Wilmette, and Winnetka. Biss previously served in the Illinois House of Representatives from 2011 to 2013.He is a candidate in the Democratic Party primary for Governor of Illinois in the 2018 election. Wikipedia