##### Invited Presentations

**Subsurface Applications for Peridynamics**,
13th World Congress on Computational Mechanics,
New York, New York, July 24, 2018.

**Subsurface Applications for Peridynamics**,
6th European Conference on Computational Mechanics,
Glasgow, United Kingdom, June 12, 2018.

**Computational and Mathematical Aspects of Nonlocal Models**,
Center for Shock Wave-processing of Advanced Reactive Materials,
University of Notre Dame,
South Bend, Indiana, April 17, 2018.

**A Multi-Time-Step Method for Partitioned Time Integration of Peridynamics**,
Recent Trends in Pure and Applied Mathematics,
``1 Decembrie 1918'' University,
Alba Iulia, Romania, August 2, 2017.

**A Multi-Time-Step Method for Partitioned Time Integration of Peridynamics**,
14th US National Congress on Computational Mechanics,
Montreal, Canada, July 17, 2017.

**Computational and Mathematical Aspects of Nonlocal Models**,
Center for Computational & Applied Mathematics,
Purdue University,
West Lafayette, Indiana, April 24, 2017.

**A Multi-Time-Step Method for Partitioned Time Integration of Peridynamics**,
SIAM Conference on Computational Science and Engineering,
Atlanta, Georgia, March 2, 2017.

**Nonlocal Models and Peridynamics**,
Applied Mathematics Seminar, Department of Mathematics,,
The George Washington University,
Washington, DC, October 18, 2016.

**A Multi-Time-Step Method for Partitioned Time Integration of Peridynamics**,
USACM Conference on Isogeometric Analysis and Meshfree Methods,
La Jolla, California, October 11, 2016.

**A Massively Parallel Scalable Implicit SPH Solver**,
SIAM Conference on Nonlinear Waves and Coherent Structures,
Philadelphia, Pennsylvania, August 10, 2016.

**Computational and Mathematical Aspects of Nonlocal Models**,
Department of Mathematics Colloquium,
University of Nebraska-Lincoln,
Lincoln, Nebraska, February 26, 2016.

**Nonlocal Models and Peridynamics**,
Applied Mathematics & Statistics Department Seminar,
Colorado School of Mines,
Golden, Colorado, January 29, 2016.

**A Massively Parallel Scalable Implicit SPH Solver**,
Joint Mathematics Meetings,
Seattle, Washington, January 7, 2016.

**A Multi-Time-Step Method for Partitioned Time Integration of Peridynamics**, poster presentation,
Workshop on Nonlocal Models in Mathematics, Computation, Science, and Engineering,
Oak Ridge National Laboratory, Oak Ridge, Tennessee, October 27, 2015.

**A Multi-Time-Step Method for Partitioned Time Integration of Peridynamics**,
1st Pan-American Conference on Computational Mechanics,
Buenos Aires, Argentina, April 28, 2015.

**A Multi-Time-Step Method for Partitioned Time Integration of Peridynamics**,
Conference on Recent Developments in Continuum Mechanics and PDEs,
Lincoln, Nebraska, April 18, 2015.

**Quadrature Methods for Peridynamics**,
SIAM Conference on Analysis of Partial Differential Equations,
Orlando, Florida, December 7, 2013.

**Peridigm: A New Paradigm in Computational Peridynamics**,
SIAM Conference on Analysis of Partial Differential Equations,
Orlando, Florida, December 7, 2013.

**Peridigm: A New Paradigm in Computational Peridynamics**,
Workshop on Nonlocal Damage and Failure: Peridynamics and Other Nonlocal Models,
San Antonio, Texas, March 11, 2013.

**Peridigm: A New Paradigm in Computational Peridynamics**,
Joint Mathematics Meetings,
San Diego, California, January 10, 2013.

**Peridigm: A New Paradigm in Computational Peridynamics**,
ASME 2012 International Mechanical Engineering Congress & Exposition,
Houston, Texas, November 14, 2012.

**Solving Real-World Problems with Mathematics and Computing**,
6th Annual Pi Mu Epsilon Lecture,
University of Nebraska-Lincoln,
Lincoln, Nebraska, November 9, 2012.

**Computational Peridynamics**,
Dept. of Mathematics Continuum Mechanics Seminar,
University of Nebraska-Lincoln,
Lincoln, Nebraska, November 8, 2012.

**Peridigm: A New Paradigm in Computational Peridynamics**,
10th World Congress on Computational Mechanics,
Sao Paulo, Brazil, July 11, 2012.

**Computational Peridynamics**,
Workshop on Nonlocal Continuum Models for Diffusion, Mechanics, and Other Applications,
The Statistical and Applied Mathematical Sciences Institute (SAMSI),
RTP, North Carolina, June 29, 2012.

**A New Approach for a Nonlocal, Nonlinear Conservation Law**,
Workshop on Nonlocal Continuum Models for Diffusion, Mechanics, and Other Applications,
The Statistical and Applied Mathematical Sciences Institute (SAMSI),
RTP, North Carolina, June 28, 2012.

**Computational Peridynamics**,
Workshop on Peridynamics, Dissipative Particle Dynamics and the Mori-Zwanzig Formulation,
Brown University,
Providence, Rhode Island, April 10, 2012.

**Peridynamics for Material Failure**,
Los Alamos National Laboratory,
Los Alamos, New Mexico, April 5, 2012.

**Computational Peridynamics**,
Dept. of Mathematics,
Temple University,
Philadelphia, Pennsylvania, March 26, 2012.

**Computational Materials Modeling with Peridynamics**, 6Lab Meeting: Engineering & Materials at Extreme Conditions, Barcelona, Spain, October 26, 2011.

**Computational Peridynamics**,
International Center for Numerical Methods in Engineering (CIMNE),
Universitat Politécnica de Catalunya ,
Barcelona, Spain, October 24, 2011.

**A New Peridynamic-Inspired Approach to Nonlocal Advection**,
2011 AMS Fall Central Section Meeting,
Lincoln, Nebraska, October 14, 2011.

**A New Approach to Nonlocal Advection**,
11th US National Congress on Computational Mechanics,
Minneapolis, Minnesota, July 26, 2011.

**Computational Peridynamics**,
SIAM Conference on Computational Science and Engineering,
Reno, Nevada, February 28, 2011.

**Computational Peridynamics**,
Mini-Workshop: Mathematical Analysis for Peridynamics,
Mathematisches Forschungsinstitut Oberwolfach,
Oberwolfach, Germany, January 17, 2011.

**Computational Peridynamics**,
ExxonMobil Research and Engineering Company,
Annandale, New Jersey, November 5, 2010.

**Peridynamics as an Upscaling of Molecular Dynamics**,
16th US National Congress on Theoretical and Applied Mechanics (USNCTAM),
State College, Pennsylvania, June 27-July 2, 2010.

**Atomistic-to-Continuum Coupling Methods Based on Domain Decomposition**,
16th US National Congress on Theoretical and Applied Mechanics (USNCTAM),
State College, Pennsylvania, June 27-July 2, 2010.

**Atomistic-to-Continuum Coupling Methods Based on Domain Decomposition**,
SIAM Conference on Mathematical Aspects of Materials Science,
Philadelphia, Pennsylvania, May 23-26, 2010.

**Mesoscale Simulations with Microscale Tools: Peridynamics in a Molecular Dynamics Code**,
2010 LAMMPS Users Workshop,
Computer Science Research Institute,
Sandia National Laboratories,
Albuquerque, New Mexico, February 25, 2010.

**Mesoscale Simulations with Microscale Tools: Peridynamics in a Molecular Dynamics Code**,
IAMCS Workshops on Computational and Mathematical Challenges in Material Science and Engineering: Multi-Scale Materials Modeling -- Nano-Scale to Macro-Scale Materials Modeling and Hybrid Theories,
Institute for Applied Mathematics and Computational Science,
Texas A&M University,
College Station, Texas, December 2, 2009.

**Peridynamics for Multiscale Materials Modeling**,
Workshop on scale transitions in space and time for materials,
Lorentz Center,
Leiden, Netherlands, October 21, 2009.

**Towards Multiscale Materials Modeling with Peridynamics**,
Dept. of Engineering Mechanics,
University of Nebraska-Lincoln,
Lincoln, Nebraska, October 6, 2009.

**Molecular dynamics at larger scales: Peridynamics as an upscaling of molecular dynamics**,
10th US National Congress of Computational Mechanics,
Columbus, Ohio, July 18, 2009.

**Mesoscale Simulations with Microscale Tools: Peridynamics in a Molecular Dynamics Code**,
The 2009 Joint ASCE-ASME-SES Conference on Mechanics and Materials,
Virginia Tech,
Blacksburg, Virginia., June 27, 2009.

**Towards Multiscale Materials Modeling With Peridynamics**,
Center for Computation and Technology,
Louisiana State University,
Baton Rouge, Louisiana., November 14, 2008.

**Molecular dynamics at larger scales: Peridynamics as an upscaling of molecular dynamics**,
Fourth International Conference on Multiscale Materials Modeling,
Tallahassee, Florida, October 27-31, 2008.

**Mesoscale Simulations with Microscale Tools: Peridynamics in a Molecular Dynamics Code**,
SIAM Conference on Mathematical Aspects of Materials Science,
Philadelphia, Pennsylvania, May 11-14, 2008.

**The Fast Solution of Sequences of Linear Systems via Subspace Recycling**,
School of Computational Science,
Florida State University,
Tallahassee, Florida, October 13, 2007.

**Analysis of Krylov-subspace recycling for sequences of linear systems**,
6th International Congress on Industrial and Applied Mathematics,
Zurich, Switzerland, July 17, 2007.

**Connecting Domain Decomposition and Atomistic-to-Continuum (AtC) Coupling**,
Oak Ridge National Laboratories,
Oak Ridge, Tennessee, May 1-2, 2007.

**Connections Between Domain Decomposition and Atomistic-to-Continuum (AtC) Coupling**,
Department of Mathematics,
Virginia Tech,
Blacksburg, Virginia, October 4-6, 2006.

**Relating Atomistic-to-Continuum Coupling and Domain Decomposition**,
7th World Congress on Computational Mechanics,
Los Angeles, California, July 16-22, 2006.

**Fast Solution of Long Sequences of Linear Systems in Computational Mechanics**,
7th World Congress on Computational Mechanics,
Los Angeles, California, July 16-22, 2006. (Filled in for Eric de Sturler, who was unable to attend.)

**Analysis of Krylov Subspace Recycling for Sequences of Linear Systems**,
SIAM Conference of Computational Science and Engineering,
Orlando, Florida, February 12-15, 2005.

**Recycling Krylov Subspaces for Sequences of Linear Systems**,
Annual Computational Science and Engineering Research Symposium,
University of Illinois at Urbana-Champaign, Urbana, Illinois, April 27, 2004.

**Robust Preconditioners and Solvers for Ill-Conditioned Equations from Nonlinear Finite Element Analysis**,
Annual Computational Science and Engineering Research Symposium,
University of Illinois at Urbana-Champaign, Urbana, Illinois, April 25, 2003.

##### Contributed Presentations

** Peridynamics for material failure**,
NECDC 2012,
Lawrence Livermore National Laboratory, Livermore, California, October 24, 2012.

** Peridynamics for multiscale materials modeling**,
Applied Mathematics Principal Investigators Meeting,
Argonne National Laboratory, Argonne, Illinois, October 15, 2008.

**Relating atomistic-to-continuum coupling and domain decomposition**,
6th International Congress on Industrial and Applied Mathematics,
Zurich, Switzerland, July 20, 2007.

**The Fast Solution of Sequences of Linear Systems via Subspace Recycling**,
Seventh Biennial Tri-Laboratory Engineering Conference,
Albuquerque, New Mexico, May 7-10, 2007.

**Analysis of Krylov Subspace Recycling for Sequences of Linear Systems**,
7th IMACS International Symposium on Iterative Methods in Scientific Computing,
Toronto, Canada, May 5-6, 2005.

**Recycling Krylov Subspaces for Sequences of Linear Systems**,
Midwest Numerical Analysis Day,
University of Wisconsin-Milwaukee, Malwaukee, Wisconsin, April 24, 2004.

**Improved Krylov Methods and A Framework for the Analysis of Preconditioners for Ill-Conditioned Equations Arising from Nonlinear Finite Element Analysis**,
2003 International Conference On Preconditioning Techniques For Large Sparse Matrix Problems In Scientific And Industrial Applications,
Napa, California, October 27-29, 2003.