Lenwood Johnson is well know to Houston's progressive community as the leader of the fight to stop destruction of Allen Parkway Village, a model low-income housing project on land near downtown that developers wanted (and partially succeeded) in getting their hands on. Bill Quigley, a leading activist for poor people in New Orleans, is a professor at the Loyola University College of Law and director of its law clinic. Architectural historian Stephen Fox will introduce the speakers. 7:30 p.m. at the Rothko Chapel, 1409 Sul Ross. For more information, call the Chapel, 713/524-9839 or visit www.rothkochapel.org.