# Faculty News Briefs

### February 2011

During the fall semester of 2010 Professor Ivan Mirkovic visited the Institute for Advanced Study at Hebrew University in Jerusalem, Israel. He participated in the program on Langlands Duality in Representation Theory and Gauge Theory.

On January 20, 2011 Professor Krista Gile gave a talk in the Department of Mathematics and Statistics at Boston University. Her talk was titled "Self-Consistent Network Model-Assisted Prevalence Estimation from Respondent-Driven Sampling Data."

Professor Rob Kusner is on sabbatical and teaching at Penn this spring. He co-organized a special session of the AMS annual meeting in New Orleans on Knots, Links, 3-Manifolds, and Physics. Rob was also the colloquium speaker at Tulane, lecturing about "Soap Bubbles and Polynomials" on January 12, 2011.

Professor Eric Sommers visited the University of Washington during the period January 3-6, 2011. While there, he gave a talk in the Algebra Seminar titled "A Family of Representations of Finite Reflection Groups."

During the period January 10-14, 2011 Professor Jenia Tevelev participated in the workshop on Torsors: Theory and Applications held at the International Centre for Mathematical Sciences (ICMS) in Edinburgh, UK. He gave a talk titled "Geometric Tropicalization and Cox Coordinates."

Professor HongKun Zhang was appointed as a member of the editorial board for the journal Advances in Pure Mathematics. As of January 2011, she was also appointed as one of the major reviewers for the journal Zentralblatt MATH.

### January 2011

Professor Michael Lavine is a member of the Scientific Steering Committee of the North Atlantic Landscape Conservation Cooperative. On December 3, 2010 he participated in a meeting of this committee at the US Fish & Wildlife Center in Hadley, MA.

On December 9, 2010 Professor Jenia Tevelev gave a colloquium talk at the University of Connecticut titled "Compact Moduli Spaces of Algebraic Surfaces." During the period December 15-18 he participated in the first Joint Meeting of the American Mathematical Society and the Sociedad de Matem√°tica de Chile at the Universidad de la Frontera in Puc√≥n, Chile. Jenia gave a talk titled "Hypertrees, Projections, and Moduli of Stable Curves" at the special section on Complex Algebraic Geometry, which was organized by Visiting Assistant Professor Giancarlo Urzua.

### December 2010

In November 2010 Professor Tom Braden attended the workshop on Topological Methods in Toric Geometry, Symplectic Geometry and Combinatorics at the Banff International Research Station. He gave a talk titled "Geometry and Representation Theory of Hypertoric Varieties."

On November 4, 2010 Professor Michael Lavine addressed the We Know Statistics Software fall seminar at Smith College.

On November 12, 2010 Professor Andrea Nahmod gave a talk at the PDE Seminar at University of California Santa Barbara. On November 13-14, 2010 Andrea attended the Southern California Analysis & PDE (SCAPDE) meeting at UCLA in Los Angeles, CA, where she also gave a talk. The organizers of this meeting were Terence Tao, Rowan Killip, Monica Visan, John Garnett, Jacob Sterbenz, Christoph Thiele, Hans Lindblad, and Jacob Sterbenz.

On December 10, 2010 Professor Franz Pedit gave two talks at the University of Vienna titled "Curvature" and "Surfaces of Constant Mean Curvature: Analysis, Geometry and Experiment."

Professor Eric Sommers visited the University of Notre Dame on November 11 and 12, 2010. While there, he delivered a seminar talk titled "Counting B-Stable Ideals and Non-Crossing Partitions" and a colloquium titled "A Family of Representations for Finite Reflection Groups."

### November 2010

On October 7, 2010 Professor Tom Braden gave a colloquium talk in the Department of Mathematics at University of Connecticut. His talk was titled "Representation Theory of Hyperplane Arrangements."

During the period October 20-21, 2010 Professor Krista J. Gile attended a SAMSI workshop on Complex Networks Modeling at SAMSI in Research Triangle Park, NC. On October 21 she gave an invited talk titled "Self-Consistent Network Model-Assisted Prevalence Estimation from Respondent-Driven Sampling Data."

On October 4, 2010 Professor Michael Lavine gave a seminar in the Department of Statistics at Harvard University. His talk was titled "Subjective Likelihood for an Assessment of Climate Change in the Ocean."

During the period August 27-31, 2010 Professor Franz Pedit attended the conference Differential Geometry and Its Applications in Brno, Czech Republic. He gave a plenary talk titled "Integrable Aspects of Constant Mean Curvature Surfaces."

During the period October 21-24, 2010 Professor Jenia Tevelev attended the conference Compact Moduli and Vector Bundles at the University of Georgia in Athens. He gave a talk titled "Effective Divisors on M_{0,n}."

During the period October 28-29, 2010 Professor Bruce Turkington was a plenary speaker at the 2010 MetStroem Program Meeting at the Freie Universitaet Berlin. The MetStroem is a funded working group of German researchers in meteorology and climate prediction involved in the modeling and computation of large-scale geophysical fluid dynamics. The title of his lecture was "A Statistical Mechanical Approach to Parameterization and Closure of Underresolved Dynamics." On October 6, 2010 he also gave a colloquium lecture on the same topic at the Center for Atmosphere-Ocean Science, Courant Institute of Mathematical Sciences, New York University.

### October 2010

The book by Professor Richard S. Ellis titled "Entropy, Large Deviations, and Statistical Mechanics" was published by Springer-Verlag New York in 1985 in the series Grundlehren der mathematischen Wissenschaften (Fundamental Principles of Mathematical Sciences). It was reprinted in 2006 in the series Classics in Mathematics. On September 27, 2010 Richard was informed that Springer-Verlag had finalized an agreement with World Publishing Corporation, China, which would like to reprint this title in a print-run of up to 1000 copies.

On September 29, 2010 Professor Michael Lavine gave a deposition as an expert witness in a product liability law suit.

Professor Eric Sommers attended the AMS sectional meeting at Syracuse University on October 2-3, 2010 and gave a talk entitled "Exterior Powers of the Reflection Representation in Springer Theory." Also, his grant application to the NSA was funded this summer.