The Des Moines Public Library will host a program celebrating Martin Luther King Jr. Day from 4 p.m. to 5 p.m. Monday at the Forest Avenue Library, 1326 Forest Ave. in Des Moines. The keynote speaker will be Ian Roberts, the superintendent of Des Moines Public Schools and a former Olympian. Roberts has more than 20 years of experience in education. The After School Arts Program will be leading a collaborative art project that children can participate in to celebrate Martin Luther King Jr. After introductions by the Friends of the Forest Avenue Library, Roberts will speak, followed by a question-and-answer session. Refreshments will be provided, courtesy of the Forest Avenue Library Brick Fund. All ages are invited to attend the program, which will be held in the children’s area.