- Ralph Cohen (Stanford)
*Diffeomorphisms, algebraic K-theory, and homotopy theory* - Eugenio Calabi (Penn)
*Some problems in affine differential geometry* - Ron Fintushel (Tulane)
*Positive-definite 4-manifolds* - Jeff Cheeger (SUNYSB)
*Eta-invariants, conical singularities, and the adiabiatic approximation* - Allen Hatcher (Cornell)
*Laminations and 3-manifolds*

- Frank Quinn (VPI&SU)
*Recent advances in the topology of 4-manifolds* - Mike Hopkins (Princeton)
*Some global aspects of homotopy theory* - Blaine Lawson (SUNYSB)
*Algebraic cycles and homotopy theory* - William Thurston (Princeton)
*3-dimensional hyperbolic geometry* - Spencer Bloch (Chicago)
*The geometry of motives* - Richard Schoen (UCSD)
*Variational principles for Riemannian metrics*

- William Meeks (UMass)
*Geometry of surfaces* - Rob Kirby (Berkeley)
*4-manifolds* - Cliff Taubes (Harvard)
*Circle-actions and characteristic classes* - Haynes Miller (MIT)
*New spaces from old* - S.-T. Yau (Harvard)
*Uniformization*

- Robert Bryant (Duke)
*Double fibrations and holonomy* - Schmuel Weinberger (Chicago)
*Topological rigidity phenomena* - Peter Landweber (Rutgers)
*Some problems about elliptic cohomology* - Richard Hamilton (UCSD)
*The evolution of a metric by Ricci curvature* - Fred Almgren (Princeton)
*What is a minimal surface?*

- Conference was held at Harvard

- Julius Shaneson (Penn)
*Topological invariants of stratified spaces and algebraic varieties* - Dusa McDuff (SUNYSB)
*Blowing-up and symplectic 4-manifolds* - Doug Ravenel (Rochester)
*A Whitehead theorem for Morava K-theory* - Karsten Grove (Maryland)
*The recognition problem in Riemannian geometry* - David Gabai (CalTech)
*Convergence groups are Fuchsian groups*

- Conference was replaced by an AMS Regional Conference at Lehigh

- Conference was held at Harvard

- Sylvain Cappell (Courant)
*Todd classes in an infinite-dimensional Chow ring, and Euler-MacLaurin expansions* - Frank Morgan (Williams)
*Minimal surfaces and isoperimetric problems* - Clarence Wilkerson (Purdue)
*Torsion in the cohomology of classifying spaces* - Mark Stern (Duke)
*Hodge theory for lcoally symmetric varieties* - Joan Birman (Columbia)
*Finding essential tori in link complements* - Dennis DeTurck (Penn)
*Prescribing curvature tensors*

- John Morgan (Columbia)
*Seiberg-Witten invariants of 4-manifolds* - Jean Taylor (Rutgers)
*Crystalline surface diffusion* - Lou Kauffman (Illinois, Chicago)
*Invariants of links and 3-manifolds with and without quantum groups* - Bill Dwyer (Notre Dame)
*The Euler characteristic of a smooth manifold* - Dan Burns (Michigan)
*Birational transformations of symplectic varieties*

- Conference was held at Harvard

- Peter Gilkey (Oregon)
*Riemannian manifolds whose skew-symmetric curvature operator has constant eigenvalues* - Robert Gompf (Texas)
*On the topology of Stein surfaces* - Steve Ferry (Binghamton)
*Geometry, controlled topology, and strange spaces* - Jon Wolfson (Michigan State)
*On a variational problem in symplectic geometry* - Mark Mahowald (Northwestern)
*Curves of higher genus and homotopy theory*

- Kent Orr (Indiana)
*Knot concordance and iterated Whitney towers* - Frank Quinn (VPI&SU)
*Some numerical quantum group theory* - Mark Goresky (IAS)
*Chern classes of modular varieties* - Peter Peterson (UCLA)
*Pinching in positive Ricci curvature* - Peter May (Chicago)
*Stable algebraic topology and stable topological algebra*

- Conference was held at Harvard

- Bill Goldman (Maryland)
*Topology and dynamics of moduli spaces* - Martin Bridson (Oxford)
*Manifestations of non-positive curvature in group theory* - Dror Bar-Natan (Hebrew)
*From Stonehenge to Drinfel'd, skipping all the details* - Tom Goodwillie (Brown)
*'Calculus' in homotopy theory* - Blaine Lawson (SUNYSB)
*Singularities and Chern-Weil theory*

- Michael Anderson (SUNY Stony Brook)
*Einstein metrics with prescribed conformal infinity on 4-manifolds.* - Carolyn S. Gordon (Dartmouth College)
*Isospectral manifolds with different local geometry.* - Jack Morava (Johns Hopkins Univ.)
*Topological field theories with values in spectra.* - Abby Thompson (Univ. California, Davis)
*Algorithms for Knots and 3-manifolds.* - Jeff Weeks (Canton, NY)
*Measuring the Universe.*

- Conference was held at Harvard.

- Huai-Dong Cao (Texas A&M and Lehigh)
*Perelman's monotonicity formula and the Kaehler-Ricci flow* - Jeff Cheeger (Courant Institute, NYU)
*Degeneration of metrics with special holonomy* - Ruth Lawrence (Hebrew Univ)
*Quantum topology of the Poincare homology sphere* - Doug Ravenel (Univ of Rochester)
*Higher chromatic analogues of elliptic cohomology* - Vladimir Voevodsky (Institute for Advanced Study)
*On a conjectural model for loop-infinity suspension-infinity in the motivic homotopy theory*

- Colin Adams (Williams College)
*A pictorial survey of hyperbolic knots* - Jesper Grodal (Univ of Chicago)
*Lie groups from a homotopy viewpoint* - Peter Li (Univ of California, Irvine)
*Rigidity and structure of manifolds with positive spectrum* - Yair Minsky (Yale Univ)
*Surfaces in hyperbolic 3-manifolds* - Shing-Tung Yau (Harvard Univ)
*Positivity of local mass* - Wolfgang Ziller (Univ of Pennsylvania)
*Manifolds with positive sectional curvature*

- Conference was held at Harvard.

**Fedor Bogomolov,**Courant Institute*Symmetric Tensors and Algebraic Hyperbolicity***Ralph Cohen,**Stanford University*The space of smooth surfaces in a manifold***Jun Li,**Stanford University*Geometric approach to Gromov-Witten invariants***Frank Morgan,**Williams College*Isoperimetric Problems***Dennis Sullivan,**SUNY Stony Brook*TBA*

Richard Hamilton, | Columbia University | TBA | . |

Gerhard Huisken, | Max Planck Institute for Gravitational Physics (Albert Einstein Institute) | An isoperimetric concept for the mass in General Relativity | . |

Nick Kuhn, | University of Virginia | Models for mapping spaces | . |

Peter Ozsváth, | Columbia University | Heegaard Floer homology and knots | . |

Yum-Tong Siu, | Harvard University | TBA | . |