Contains jazz event listings for the Chicagoland area. Jerry Run consists of a Methodist church, a woodworking shop, a building that’s idle, the music hall and about 25 houses, almost all scattered on a mountainside and out of sight. Blink and you’ll miss. The Annual Chiaravalle Montessori School Spring Benefit, "What a Wonderful World," is a chance to celebrate. Old Town School of Folk Music. Maurer Hall. Myron R. Szold…