"The Coming Revolutions in Particle Physics" for EPP2010: Elementary Particle Physics in the 21st Century, Washington, November 30, 2004.
"Memos for the Next Millennium," transparencies from my talk at the Fermilab Users Meeting, July 7, 1999.
"Hadron Colliders: Present and Future," transparencies from my talk at Pheno '99: Phenomenology for the Next Millennium, Madison, April 14, 1999.
"Physics Opportunities in Fermilab's Futures," from my Wine & Cheese Seminar at Fermilab, January 15, 1999.
"New Worlds," closing lecture at Fifty Years of Antiprotons, an Anniversary Symposium at Lawrence Berkeley National Laboratory · Video (begins at 1:08)
"Nature's Greatest Puzzles," opening lecture at the 2004 SLAC Summer Institute, August 2, 2004.
"Revolutions and Revelations," concluding talk at Physics at LHC 2004, Vienna, July 17, 2004.
"Visions: the Coming Revolutions in Particle Physics," Closing Lecture (Preprint or Transparencies) of the Third International Symposium on Large Hadron Collider Physics and Detectors, Chia, Sardinia, Italy, 27 October 2001.
Discrete Symmetries: the Standard Model and Beyond, Opening Lecture at the DESY Theorie Workshop, 27 September 2000.
Physics with a Millimole of Muons, Summary Talk at the Workshop on Physics at the First Muon Collider and at the Front End of a Muon Collider. Transparencies and RealAudio from the Seminar version, from the Institute for Theoretical Physics, Santa Barbara.
Summary and Perspectives, closing remarks at the Sixth Rencontres de Blois, Au Coeur de la Matière, 1994.
"Hadronic Physics and Exotics," Plenary Lecture, 2005 European Conference on High-Energy Physics, Lisbon, July 27, 2005.
"The Double Simplex: Envisioning Particles and Interactions," at GustavoFest, a Symposium in Honor of Gustavo Branco, Centro de Física Teórica de Partículas, Universidade Técnica de Lisboa, July 20, 2005.
"Quarkonium: New Developments," invited talk at the XVIIIth Rencontres de la Vallée d'Aoste, March 3, 2004.
"Hadron Colliders: The Top Quark & Higgs Boson," transparencies from my talk at the Aspen Winter Physics Conference, January 1998.
"Realizing the Potential of Quarkonium," from the b20 Symposium: Twenty Beautiful Years of Bottom Physics, IIT, 29 June – 2 July 1997.
"Neutrino Interaction Cross Sections," transparencies from my talk at the Workshop on High-Energy Cosmic Neutrinos: Origin, Production, and Detection, Marseille, 2–3 June 1997.
"Top Quark Matters," from the 1994 International Conference on High Energy Physics, Glasgow.
"Supercollider Physics," from the 1994 La Thuile Conference.
"Comunicare Fisica all'americana," for the workshop Comunicare Fisica, Laboratori Nazionali di Frascati (Italy), October 25, 2005.
"Las Revoluciones por venir en Física de Partículas" / "The Coming Revolutions in Particle Physics," Public Lecture, Museo de las Ciencias, Valencia (Spain), March 4, 2005: PDF (Spanish) or QuickTime (Spanish) or PDF (English) or QuickTime (English).
"Et rien ne fut plus comme avant …" in the series Musique et Physique, Lectures to Celebrate the Fiftieth Anniversity of CERN, the Hundredth Anniversary of Einstein's Annus Mirabilis, and the World Year of Physics, Physics Department, University of Geneva, February 1, 2005: PDF (6.9 MB) or QuickTime (9.4 MB), in French.
"What Do Scientists Wish School Boards Knew about Science Education?" for the DuPage Division of the Illinois Association of School Boards, September 24, 2004.
"How the Web Has Changed How We Do Particle Physics," invited lecture at the SLAC Symposium on The Once and Future Web, December 3, 2001.
"Particle Physics: The World of Matter, Space, and Time," streaming video of my Science for Everyone lecture at Fermilab, November 14, 2000.