COLLOQUIUA

Tues., Sept. 28, 4:15 p.m. "Proton-Coupled Electron Transfer," a Chemistry colloquium with Dan-iel Nocera, MIT; 233 Remsen. HW

Thurs., Sept. 30, 3 p.m. " 'Giving Plants a Civil Status': Scientific Representations of Nature in Tropical Latin America," a History of Science, Medicine and Technology colloquium with Stuart McCook, College of New Jersey; 329 Gilman. HW

Thurs., Sept. 30, 4:15 p.m. "Alcohols and Aldehydes in the Ligand Sphere of Zinc: Attempts at Modeling Alcohol Dehydrogenase," a Chemistry colloquium with Heinrich Vahrenkamp, Universitt Freiburg, Germany; 233 Remsen. HW

LECTURES

Wed., Sept. 29, 4 p.m. "The Research Paper: Making It Effective," a Scientific Communication lecture by Deborah McClellan. Welch Lecture Series. Mountcastle Auditorium, PCTB. JHMI

Wed., Sept. 29, 7 p.m. "Global Impact of the Y2K Problem," an SPSBE lecture by Day Radebaugh, U.S. Federal Reserve; 3 Shaffer. HW

Fri., Oct. 1, noon. "The Killer Angels," a Strategic Studies lecture by Andrew Bacevich, Boston University. 202-663-5774. Rome Auditorium. SAIS

MUSIC

Sun., Oct. 3, 7:30 p.m. Sylvia Adalman Artist Recital by violinist and concertmaster Herbert Greenberg, Baltimore Symphony Orchestra. Program will be repeated Tues., Oct. 5, at 8 p.m. Tickets are $16, $8 for senior citizens, $5 for students with I.D. Friedberg Concert Hall. Peabody

The Juilliard String Quartet will perform at Peabody's Friedberg Concert Hall on Saturday, Oct. 9, at 8 p.m. Tickets are $22, $11 for senior citizens and $8 for students with I.D. For information, call the Peabody Box Office, 410-659-8124.

SEMINARS

Mon., Sept. 27, 12:15 p.m. "Neurogenesis in the Adult Mammalian Nervous System," a Carnegie Institution of Washington seminar with Fred Gage, Salk Institute for Biological Studies, San Diego; Seminar Room, 115 W. University Pkwy. HW

Mon., Sept. 27, 4 p.m. "Oriented Attachment: Dissolution of Heterogenite (CoOOOH)," an Earth and Planetary Sciences seminar with Lee Penn; Olin Hall Auditorium. HW

Mon., Sept. 27, 4 p.m. "Control of Forelimb Muscle Activity by Spinal and Supraspinal Premotor Neurons in Behaving Monkeys," a Krieger Mind/Brain Institute seminar with Eberhard Fetz, University of Washington School of Medicine; 341 Krieger. HW

Tues., Sept. 28, 9:30 a.m. "New Trends in International Crime," a Pew Fellowships in International Journalism seminar with Jack Blum of Lobel, Novins and Lamont; 812 Rome Bldg. SAIS

Tues., Sept. 28, noon. "Store-operated Calcium Entry: Evidence for a Secretion-like Coupling Model," a Medicine seminar with Randen Patterson, University of Maryland Medical School; 903 Ross. JHMI

Wed., Sept. 29, 9:30 a.m. "Post-Cold War Security Threats," a Pew Fellowships in International Journalism seminar with Anthony Lake, Georgetown University; 812 Rome Bldg. SAIS

Wed., Sept. 29, 4 p.m. "Dirigent Proteins: A Radical Perspective," a Pharmacology and Molecular Sciences seminar with Norman Lewis, Institute of Biological Chemistry/Washington State University; 303 WBSB. JHMI

Thurs., Sept. 30, 12:15 p.m. "Does the Quality of Family Planning Counseling Affect Variations in Method Mix in the Philippines?" a Center for Communication Programs seminar with Jennifer Bowman, Population Reference Bureau; Haryono Room. JHMI

Thurs., Sept. 30, 12:30 p.m. "Workers of the Third World: Establishing a Labor Framework for Sustainable Development," a Social Change and Development seminar with Gordon Betcherman, World Bank; 535 Rome Bldg. SAIS

Thurs., Sept. 30, 1 p.m. "Synaptic Interactions of Fast-Spiking Cortical Neurons," a Neuroscience research seminar with Shaul Hestrin, University of Tennessee, Memphis; 811 WBSB. JHMI

Thurs., Sept. 30, 4 p.m. "Cosmopolitanism and the Banality of Geographic Evils" and "Humanity as a Family? Historiography and Ethics in International Theory," an Institute for Global Studies in Culture, Power and History general seminar with David Harvey and Siba Grovogui; 400 Macaulay. HW

Thurs., Sept. 30, 4 p.m. "After Maximum Likelihood, What?" a Mathematical Sciences seminar with David Scott, Rice University; 304 Whitehead. HW

Thurs., Sept. 30, 4 p.m. "Analog VLSI Decoding for Digital Communications and High-performance Data Conversion," an Electrical and Computer Engineering seminar with Kai He; 117 Barton. HW

Fri., Oct. 1, 1 p.m. "The Architecture of Agile Assembly and Minifactory," a Mechanical Engineering seminar with Alfred Rizzi, Carnegie Mellon University; 106 Latrobe. HW

Mon., Oct. 4, noon. "How Have Baltimore Neighborhoods Changed in the 1990s?" an Institute for Policy Studies seminar with Sandra Newman and Alex Chen, University of Maryland, College Park. Seating is limited; RSVP requested. 410-516-5183. 5th floor conference room, Wyman Bldg. HW

Mon., Oct. 4, 4 p.m. "High Latitude Conifers: Ecology/Paleoecology, Evolution and Biogeography," an Earth and Planetary Sciences seminar with Ben LePage, University of Pennsylvania; Olin Hall Auditorium. HW

SPECIAL
EVENTS

SPORTS

Sat., Oct. 2, 1 p.m. Women's soccer, vs. Dickinson. HW