**January 10th**``Multivariable sinc integrals and volumes of convex polyhedra," Special Session on Series and Integrals, Combined Mathematics Meetings, New Orleans, January 9-13.**April 18th**``Aesthetics for the Working Mathematician," Public Lecture at Queens University Symposium on Beauty and the Mathematical Beast, April 18-19.**May 17th**``Maximum Entropy-Type Methods and Convex Programming," at Workshop on New Approaches to the Phase Problem, Lawrence Berkeley National Laboratory, May 17-19 (replaced by poster)**June 28th**``Exploring Math on the Internet," Esso-CMS-PIMS Math Camp, (9.00-12.00), Simon Fraser, June 25-29.**July 27th**``The International Math Union's Electronic Initiatives -- and WestGrid," CECM01 Summer Conference,*Analysis, Computation and Communication*Simon Fraser, July 27-28.**August 16th**``Multivariable sinc integrals and volumes of convex polyhedra," Analysis Seminar, Newcastle University, NSW.**August 20th**``Aesthetics for the Working Mathematician," Special Mathematics Seminar, University of New South Wales, Sydney.**August 21st**``Aesthetics for the Working Mathematician," Mathematics Colloquium, Macquarie University, Sydney.**August 21st**``Experimental Mathematics and Exact Computation,'' Number Theory Seminar, Macquarie University, Sydney.**September 25th**The International Mathematical Union's Electronic Initiatives," First International Workshop on Mathematical Knowledge Management, Sept 24-26, RISC Linz,Austria.**October 22th**``Multivariable sinc integrals and volumes of convex polyhedra," ALGO Seminar, INRIA - Rocquencourt,France.**October 22th**``Dirichlet Series of Squares of Sums of Squares," ALGO Seminar, INRIA - Rocquencourt,France.**October 23rd**``Experimental Mathematics and Exact Computation,'' Distinguished Visitor Colloquium, INRIA - Rocquencourt, France.**October 24th**``Experimental Mathematics and Exact Computation,'' Colloquium, University of Limoges, France.**November 2nd**``Challenges in Mathematical Computing -- Why Math is Still Hard," MAA Seaway Sectional Meeting, after dinner lecture, Brock University, St. Catherines, November 2-3, 2001.**November 15th**``Collaborative online mathematics: wishing and hoping," plenary lecture, Fields Institute Workshop on*Online Mathematics*, November 15-17, 2001.**December 9th**``Aesthetics for the Working Mathematician," Special Session on History of Mathematics, CMS Winter Meeting, Toronto, December 8-10, 2001.