Bernard Sanders is an American politician who has served as the junior United States Senator from Vermont since 2007. Vermont's at-large Congressman from 1991 to 2007, he is the longest serving independent in U.S. congressional history and a member of the Democratic caucus.
Piet Mondrian is a Dutch artist best known for his abstract paintings. Art that is abstract does not show things that are recognisable such as people, objects or landscapes. Instead artists use colours, shapes and textures to achieve their effect.