**Jan 19th**``Minimal CUSCOS and applications to Lipschitz functions,'' AMS Winter Meetings, Louisville.**Jan 22nd**``Pi, Euler, Ramanujan, and MAPLE'', APICS Lecture, Mount St Vincent University.**Jan 26th**``Pi, Euler, Ramanujan, and MAPLE'', APICS Lecture, Mount Allison University.**March 15th**``Pi, Euler, Ramanujan, and MAPLE'', APICS Lecture, University College of Cape Breton.**March 16th**``The history of the computation of PI'', APICS Lecture, University of Prince Edward Island.**March 23rd**``Pi, Euler, Ramanujan, and MAPLE'', APICS Lecture, Acadia University.**March 24th**``The history of the computation of PI'', APICS Lecture, St. Francis Xavier University.**March 31st**``The history of the computation of PI'', APICS Lecture, Memorial University.**April 5th**``The history of the computation of PI'', APICS Lecture, Université de Moncton.**April 6th**``Pi, Euler, Ramanujan, and MAPLE'', APICS Lecture, University of New Brunswick.**April 20th**``Ekeland's theorem and the smooth variational principle,'' Conference on Topological Methods, Brock University.**April 21st**``Differentiability properties of convex, Lipschitz and semicontinuous functions,'' Ontario Math Meetings #88, Brock University.**May 15th**``Differentiability properties of Lipschitz functions,'' Nonlinear Analysis Seminar #1, Technion Israel.**May 21st**"Differentiability properties of lower semicontinuous functions,'' Nonlinear Analysis Seminar #2, Technion Israel.**May 24th**``A survey of differentiability properties of convex, Lipschitz and semicontinuous functions,'' Seminar, Technion Israel.**May 25th**``Minimal CUSCOS and applications to Lipschitz functions,'' Nonlinear Analysis Seminar #3, Technion Israel.**May 28th**``A survey of differentiability properties of convex, Lipschitz and semicontinuous functions,'' Seminar, Ben Gurion University, Israel.**June 15th**``Pi, Euler, Ramanujan, and MAPLE,'' Seminar, Technion Israel.**August 22nd**``Convex programming approaches to moment, curve, and signal estimation,'' Miniconference on Optimization Theory, Dalhousie.**November 21st**"Convex programming and the choice of entropy in spectral estimation,'' Seminar, Dept of Combinatorics and Optimization, Waterloo.**December 6th**``Greek mathematics and the story of the circle,'' Junior High presentation, Dalhousie.