27 The Artistry of Toy Animals and Dolls; create one-of-a- kind toy animals and dolls from beads, buttons, and fabric scraps;1-3 p.m.; International House; preregistration required: 387-5125; $12, adults; $6, children 12 & under (Folklife Center).
Tradition, Continuity, and Innovation in the Prophecies of Second Isaiah; Shalom Paul, Hebrew University; noon; Center for Judaic Studies, 420 Walnut St.; seating limited, reservations: 238-1290 (Center for Judaic Studies).
Reactive Oxygen Species & Free Radical Scavengers in the Male Reproductive Tract; Peter N. Schlegel, New York Hospital, Cornell Medical Center; noon; Hirst Auditorium, Dulles Bldg. (Division of Reproductive Biology).
Church Reform in Late Medieval Munster: Gender and Power; Erica Gelser, religious studies; 3-5 p.m.; Rm. 117, Duhring Wing (Rel. Studies).
Making Neurons Out of Ectoderm with NeuroD, a bHLH Transcription Factor; Jacqueline Lee, University of Colorado; 4 p.m.; Grossman Auditorium, Wistar (Wistar; Hassel Foundation).
Reflections and Refractions: Film, Performance, and Filmed Performance; organizers: Regina Bendix, folklore & folklife; Deborah Wong, music; 5 p.m.; Rm. 23, Moore Bldg.; RSVP: jfinegar@sas.upenn.edu; with screening and discussion, Farewell My Concubine (Center for Cultural Studies; Program in Comparative Literature).
25 The Myosin Superfamily of Molecular Motors: Tails of Seizures, Blindness and Deafness; Mark Mooseker, Yale; 12:15-1:30 p.m.; Wood Room, John Morgan Bldg. (Cell & Molecular Bio.).
26 Couple's Communication: Getting Your Message Across; Heather Voelkel and Alan Bell, F/SAP Counselors; noon; Bishop White Rm., Houston Hall (F/SAP).
Environmental Problems in a Developing Country: Mongolia; Clyde Goulden, Academy of Natural Science; 12:15-1:45 p.m.; Rm. 213, SH-DH (Institute for Environmental Studies).
29 Between Preservation and Tourism: Folk Performing Arts in Contemporary Japan; Hiroyuki Hashimoto, National Museum of Japenese History; Reinventing Folk Toys in Modern Japan; Akie Kawagoe, Kanagawa University; noon-1 p.m.; Rm. 371, 3440 Market St. (Folklore & Folklife).
New Approaches to Recognition of Transport Processes in Microporous Solids; Martin Bulow, BOC Group Technical Center; 3:30 p.m.; Rm. 337, Towne Bldg. (Chemical Engineering).
How Did Americans Turn Modernization into a Global System?; Olivier Zunz, UVA; 4 p.m.; Seminar Rm. 502, 3440 Market St. (H & SS; History).
30 Gaseous Second Messengers in Neuronal Systems; Gabriele Ronnet, Johns Hopkins; 1:15 p.m.; Physiology Conference Rm., Richards Bldg. (Respiratory Training Grant).
The French King's Jews: Jews and Christian Authorities in the Central Middle Ages; Stanley Chodorow, provost; 5 p.m.; Woody Rm., Van Pelt-Dietrich Library (Jewish Studies).
Is Mercury Vapor Inhalation a Cause of Alzheimer Disease?; Fritz L. Lorscheider, U. of Calgary; 5:30 p.m.; Rm. S1, Dental School, 40th & Spruce Sts. (Institute for Environmental Studies; School of Medicine).
31 From Commentary to Code and Back Again: Patterns of Transmission in Medieval Halakhic Literature; Ephraim Kanarfogel, Yeshiva University; noon; Center for Judaic Studies, 420 Walnut St.; seating limited, reservations: 238-1290 (Center for Judaic Studies).
Structure/Function and Gene Regulation of a-Hydroxosteroid Dehydrogenase; Trevor Penning, pharmacology; noon; Hirst Auditorium, Dulles Bldg. (Reproductive Biology).
Star Trek: The Cosmology; Ross Kraemer, religious studies; 3-5 p.m.; Room 117, Duhring Wing (Religious Studies).