Recent Presentations 

2012.

1. MCQMC 2012 (Monte Carlo and Quasi-Monte Carlo).  February 13th - 17th, 2012.  Slides.
   
   
2. Penn. State Seminar on Probability and its Applications.  January 13th, 2012.  Slides.
   
   

2011.

1. Statistics Seminar, U. of Wisconsin.  December 7th, 2011.  Slides.
   
   
2. Probability Seminar, U. of Wisconsin.  November 10th, 2011.  Slides.
   
   
3. Mathematical Biosciences Institute (MBI): Stochastic Processes in Cell and Population Biology, Columbus, Ohio.  Oct. 24th - 28th, 2011.  Slides.
   
   
4. SIAM Conference on Applied Algebraic Geometry, Raleigh, NC.  October 6 - 9th, 2011.  Slides.
   
   
5. MATH BIO 3: MODELING, Madison, Wi.  September 29th - 30th, 2011.  Slides.
   
   
6. First OMI and OCCAM Joint Workshop, Oxford Universty, 8th-10th August, 2011. Slides.
   
   
7.  Conference on Stochastic Systems Biology.  Monte Verita Switzerland (hoted by ETH Zurich), July 20th - 22nd, 2011. Slides.
   
   
8. Applied Math seminar,  Simon Fraser University, Vancouver, British Columbia, April 1st, 2011.  Slides.
   
   
9. Conference on Computational and Systems Biology.  University of Florida, in Gainesville.  March 17th - 19th.  Slides.
   
   
10. Seminar in Mathematical Biology at the University of Illinois, Champaign-Urbana.  February 24th, 2011.  Slides.
    
    
11. Colloquium in Mathematics department at Virginia Tech.  February 11th, 2011.
    Talk title:  Numerical approximation methods for stochastically modeled biochemical reaction networks.  Slides.

2010.

1. Computation and Informatics in Biology and Medicine (CIBM) seminar, Madison, Wi., Dec. 7th, 2010.
   Invited Talk:  Stochastic models in biology. Slides.
   
   
2. AMS 2010 Fall Central Section Meeting, Notre Dame, IN, November 5-7, 2010.
   Talk: Numerical methods for stochastic models of biochemical reaction networks.  Slides.
   
   
3. Colloquium in the Mathematics department at the University of Maryland, Baltimore County.  Sept. 10th, 2010.
   Talk title: Simulation of stochastically modeled biochemical networks.  Slides.
   
   
4. SIAM: Annual Meeting and conference on the Life Sciences, Pittsburgh, Pa.  July 15th, 2010.
   Talk:  Error analysis of tau-leap methods.  Slides.
   
   
5. SIAM: Emerging Topics in Dynamical Systems and Partial Differential Equations, Barcelona, Spain.  June 4th, 2010.
   Talk: Simulation methods for stochastic models in chemistry. Slides.
   
   
6. SIAM: Emerging Topics in Dynamical Systems and Partial Differential Equations, Barcelona, Spain.  June 3rd, 2010.
   Talk: The Persistence and Global Attractor Conjectures. Slides.
   
   
7. Computational and Mathematical Methods in Science and Engineering (CMMSE), Madison, Wi.  May 25th, 2010.
   Talk:  Numerical methods for stochastic models of biochemical reaction networks. Slides.
   
   
8. BACTER Institute, Madison, Wi.  April 27th, 2010.Talk:  Stochastic models of biochemical reaction networks. Slides.
   
   
9. Stochastic Networks conference, Isaac Newton Institute for Mathematical Sciences, Cambridge, UK.  March 22nd - 26th, 2010.
   Invited Talk:  Simulation methods for stochastically modeled chemical reaction networks.  Slides.
   
   
10. Workshop on Multi-scale Stochastic Modeling of Cell Dynamics, BIRS, Banff, Canada.  January 17th - 22nd, 2010.
    Invited Talk:  Simulation methods for stochastically modeled population processes.  Slides.

2009.

1. Applied Math Seminar, Courant (NYU), November 20th, 2009.
   Talk:  Error analysis of tau-leap simulation methods.  Slides.
   
   
2. Probability Seminar, University of Wisconsin - Madison, September 10th, 2009.
   Talk:  Error analysis of approximation methods for stochastically modeled population processes.  Slides.
   
   
3. SAMSI Workshop on Stochastic Dynamics.  Research Triangle Park, NC, USA, August 30 - September 2, 2009.
   Invited talk: Error analysis of approximation methods for stochastically modeled chemical reaction systems. Slides.
   
   
4. Systems Biology Seminar, Max-Planck Institute, Magdeburg, Germany.  July 29th, 2009.
   Talk:  Error analysis of approximation methods for stochastically modeled chemical reaction systems.  Slides.
   
   
5. Stochastic Processes and their Applications (SPA) conference, Technische Universität, Berlin, Germany, July 27 - July 31, 2009.
   Invited talk in special session on Stochastic Processes in Biology: Error analysis of approximation methods for stochastically modeled chemical reaction networks.  Slides.
   
   
6. DIMACS Workshop on Control Theory and Dynamics in Systems Biology, Rutgers University, May 18 - 20, 2009.
   Invited talk:  The deficiency zero theorem for stochastically modeled systems. Slides.

Job talks.

1. I gave job talks at the University of Wisconsin at Madison, The Ohio State University (and the Mathematical Biosciences Institute), McGill University, Michigan State University, and North Carolina State University between December 2008 and late January 2009.  All talks were entitled a variant of Deterministic and Stochastic Methods for Biochemical Reaction Systems and varied only slightly. Representative Slides.

2008.

1. Workshop on Discrete Models in Systems Biology, Statistical and Applied Mathematical Sciences Institute (SAMSI) in Research Triangle Park, NC, USA, December 3-5, 2008.
   Invited talk: Persistence and Stationary Distributions of Biochemical Reaction Networks. Slides.
   
   
2. Mathematical and Computational Models in Biological Networks, Mathematical Biosciences Institute (MBI), October 20 - 24, 2008.
   Invited Talk: The Deficiency Zero Theorem, Global Stability, and Stationary Distributions. Slides.
   
   
3. Applied Math Seminar, University of Wisconsin - Madison, October 15th, 2008.
   Talk: Qualitative properties of biochemical reaction systems. Slides.
   
   
4. SIAM Conference on the Life Sciences, Montreal, Canada, Aug. 4th, 2008.
   Invited Talk: Product-form stationary distributions for complex balanced chemical reaction networks.
   
   
5. Stochastic Networks Conference, Ecole Normale Superieure, Paris, June 23-28, 2008.
   Poster: Product-form stationary distributions for deficiency zero chemical reaction networks.
   
   
6. Workshop on Stochastic Models for Intracellular Reaction Networks, Institute for Mathematics and its Applications (IMA), Minneapolis, Mn., May 11, 2008.
   Poster: Product-form stationary distributions for deficiency zero chemical reaction networks.
   
   
7. 2nd annual graduate probability conference at the University of Wisconsin, Madison, March 4, 2008.
   Invited Talk: Product-form stationary distributions for deficiency zero chemical reaction networks.
   
   
8. Probability seminar, University of Wisconsin - Madison, March 13, 2008.
   Talk: Product-form stationary distributions for deficiency zero chemical reaction networks.
   
   
9. Workshop on Protein Folding, Institute for Mathematics and its Applications (IMA), Minneapolis, Mn., January 14-18, 2008.
   Invited Talk: Simulation methods for stochastic chemical systems that arise from a random time change representation.
   
   
10. FRG group meeting. San Diego, Ca. January 3rd, 2008.
    Talk: Simulation methods for stochastically modeled chemical reaction systems.

2007.

1. Workshop on the practice and theory of stochastic simulation, American Institute of Mathematics, Palo Alto, Ca., October, 2007.
   Talk: Incorporating postleap checks in tau-leaping methods via a random time change representation.
   
   
2. Computation and Informatics in Biology and Medicine, 6th Annual Retreat, Madison, WI., October 19, 2007.
   Poster: Simulating discrete biochemical reaction systems.
   
   
3. Workshop for Young Researchers in Mathematical Biology (WYRMB) at the Mathematical Biosciences Institute, MBI, Columbus, Oh., September 11-14, 2007.
   Poster: simulating discrete biochemical reaction systems.
   
   
4. Probability seminar, University of Wisconsin - Madison, September 6, 2007.
   Talk: Simulation methods for discrete stochastic chemical systems arising from a random time change representation.
   
   
5. Applications of Analysis to Mathematical Biology: A conference in honor of the 65th birthday of Michael C. Reed, Duke University, May 21 - 23, 2007.
   Invited Talk: Using Random Forcing to Study the Out-of-Equilibrium Dynamics of Biochemical Reaction Systems.
   
   
6. FRG Group Meeting, University of Wisconsin, March 27, 2007.Talk: Simulating Discrete Stochastic Systems with Delays.
   
   

2006.

1. Probability seminar, University of Wisconsin - Madison, Nov. 16, 2006.
   Talk: Biochemical Reaction Systems and External Excitations.
   
   
2. Probability and Differential Equations joint seminar, North Carolina State University, Raleigh, NC., October 16, 2006.
   Talk: Biochemical Reaction Systems and External Excitations.
   
   
3. Recent advances in nonlinear partial differential equations and applications, Toledo, Spain, June, 2006.
   Poster: Propagation of Fluctuations in Biochemical Systems.

2005.

1. Workshop on Applications of Methods of Stochastic Systems and Statistical Physics in Biology, University of Notre Dame, October, 2005.
   Invited Talk: Propagation of Fluctuations in Biochemical Systems.

2004.

1. Society of Mathematical Biology annual meeting, University of Michigan, July 27, 2004.
   Poster: Stochastic Stability of Biochemical Reaction Systems.