Plein air impressionist artist Curt Walters, this year's selected Rendezvous painter, will lead a three day oil painting experience for working artists at Gilcrease Museum in the Gilcrease House. Walters is recognized worldwide for his interpretations of the Grand Canyon and among environmentalists for his contribution to fighting the effects of air pollution throughout the entire Colorado Plateau. Today's class will begin with a morning lecture followed by work on the first canvas. Participants can expect to complete 5-6 small works. Wednesday's class will end with a discussion of these pieces. Those who enroll will provide their own supplies based upon the teacher's recommendations. Cost is $200, or $175 for members. Space is limited; pre-registration is required. Register by calling (918) 596-2768 or e-mail deborah-burke@utulsa.edu. Classes are today-Wednesday, 9am-4pm.