History of Speaking Engagements
Invited Talks at Conferences
Invited Colloquia and Seminars
Contributed Talks at Conferences
Invited Colloquia and Seminars
- "Protostellar Outflows: A 40 Year Mystery" , University of Western Ontario, London, ON, January 25, 2024.
- "The Launch Mechanism of Protostellar Outflows" , Academia Sinica Institute for Astronomy and Astrophysics, Taipei, Taiwan, August 30, 2023.
- "The Magnetic Field versus Density in Star-forming Cores" , National Astronomical Observatory of Japan, Mitaka, Japan, April 4, 2023.
- "Supermassive Black Holes: The Mass Function and a Formation Channel", Dominion Astrophysical Observatory, Victoria, BC, virtual talk, May 3, 2022.
- "From the Interstellar Medium to Star Formation", Institute of Physics, Sri Lanka, virtual talk, February 19, 2022.
- "Supermassive Black Holes in the Direct Collapse Scenario", University of Waterloo, January 12, 2022.
- "Outcomes and Mechanisms of Direct Collapse", Institute for Theory and Computation, Harvard-Smithsonian Center for Astrophysics, November 8, 2019.
- "The Mass and Luminosity Function of Supermassive Black Holes in the Direct Collapse Scenario", Institute for Theory and Computation, Harvard-Smithsonian Center for Astrophysics, November 7, 2019.
- "Episodic Accretion in Star Formation" ,Osmania University, Hyderabad, India, February 26, 2019.
- "The Peak of the Stellar Initial Mass Function", Canadian Institute for Theoretical Astrophysics, Toronto, ON, August 23, 2018.
- "The Stellar and Substellar Initial Mass Function", Queens University, Kingston, ON, September 25, 2017.
- "Substellar Objects from Disk Fragmentation", Harvard-Smithsonian Center for Astrophysics, September 15, 2017.
- "Magnetic Fields in Molecular Clouds: Ribbons, Fibers, Striations, and More", Harvard-Smithsonian Center for Astrophysics, November 18, 2016.
- "The Migrating Embryo Model of Protostellar Disk Evolution", York University, Toronto, ON, March 29, 2016.
- "The Life and Death of Stars", Public Lecture, Center for Astronomy and Space Sciences, Sharjah University, UAE, February 27, 2016.
- "The Migrating Embryo Model of Protostellar Disk Evolution", Canadian Institute for Theoretical Astrophysics, Toronto, ON, December 3, 2015.
- "The Migrating Embryo Model of Protostellar Disk Evolution", University of Victoria, Victoria, BC, November 20, 2015.
- "The Migrating Embryo Model of Protostellar Disk Evolution", Jet Propulsion Laboratory, Pasadena, CA, November 2, 2015.
- "Molecular Cloud Fragmentation, Core Mass Functions, and Hourglass Patterns", Harvard-Smithsonian Center for Astrophysics, August 28, 2015.
- "The Migrating Embryo Model of Protoplanetary Disk Evolution", Planetary Science Research Forum, University of Western Ontario, October 25, 2013.
- "Magnetic Fields and Molecular Cloud Fragmentation", Max Planck Institute for Radio Astronomy, Bonn, Germany, October 25, 2012.
- "Ejection of Low Mass Clumps During Star Formation", Nagoya University, Nagoya, Japan, May 26, 2012.
- "The Formation of Substellar Objects from Disk Fragmentation" , University of Waterloo, March 21, 2012.
- "The Origin of Stars and Planets" ,Sharda University, Greater Noida, Uttar Pradesh, India, February 27, 2012.
- "Disk Fragmentation, Clump Migration, and the Formation of Brown Dwarfs and Planets" ,University of Toledo, Ohio, September 15, 2011.
- "Magnetic Field Dissipation and the Formation of Circumstellar Disks" , Harvard-Smithsonian Center for Astrophysics, August 19, 2011.
- "Magnetic Field Dissipation and the Formation of Circumstellar Disks" , Astronomy Colloquium, Seoul National University, Korea, August 3, 2011.
- "Episodic Events in Star and Planet Formation", Applied Math colloquium, University of Western Ontario, January 5, 2011.
- "Galactic Star Formation: Magnetized, Turbulent, and Inefficient", colloquium, St. Mary's University, Halifax, NS, March 19, 2010.
- "Analytic Functions in Star Formation", Harvard-Smithsonian Center for Astrophysics, February 17, 2010.
- "The Formation and Long-Term Evolution of Circumstellar Disks", ITC Seminar, Harvard-Smithsonian Center for Astrophysics, February 16, 2010.
- "The Formation and Long-Term Evolution of Circumstellar Disks", astronomy colloquium, University of Michigan, November 5, 2009.
- "The Formation and Long-Term Evolution of Circumstellar Disks", Newton Institute seminar, Cambridge University, UK, September 24, 2009.
- "A Decade of Star Formation Theory at Western", physics colloquium, University of Western Ontario, September 17, 2009.
- "The Formation and Evolution of Circumstellar Disks", astrophysics seminar, Notre Dame University, April 21, 2009.
- "The Formation and Evolution of Protostellar Disks", astronomy seminar, University of Waterloo, February 11, 2009.
- "Self-Consistent Formation and Evolution of Protostellar Disks", astronomy colloquium, University of Illinois, Urbana-Champaign, November 13, 2007.
- "Self-Regulated Gravitational Accretion in Protostellar Disks", seminar to Star Formation through Cosmic Time workshop, KITP Santa Barbara, CA, October 9, 2007.
- "The Role of Magnetic Fields, Ambipolar Diffusion, and Turbulence in Fragmentation", seminar to Star Formation through Cosmic Time workshop, KITP Santa Barbara, CA, September 26, 2007.
- "Episodic Accretion in Protostellar Disks", theoretical astrophysics colloquium, University of California, Berkeley, October 9, 2006.
- "From Clouds to Cores to Protostars and Disks: New Insights from Numerical Simulations", Astronomy seminar, Harvard-Smithsonian Center for Astrophysics, April 14, 2006
- "From Clouds to Cores to Protostars and Disks: New Insights from Numerical Simulations", Astronomy colloquium, University of Massachusetts, Amherst, April 13, 2006.
- "From Clouds to Cores to Protostars and Disks: New Insights from Numerical Simulations", Astronomy seminar, Rochester University, April 10, 2006.
- "From Clouds to Cores to Protostars and Disks: New Insights from Numerical Simulations", Astronomy seminar, University of Western Ontario, January 20, 2006
- "From Clouds to Cores to Protostars and Disks: New Insights from Numerical Simulations", Astronomy colloquium, University of Toronto, December 15, 2005.
- "Magnetic Fields and Star Formation", Astronomy seminar, Queens University, September 26, 2005.
- "Magnetic Fields and Star Formation", Physics colloquium, Brock University, April 6, 2004.
- "The Story of Star Birth", CAP Annual Lecture, University of Western Ontario, April 2, 2003.
- "The Story of Star Birth", CAP Annual Lecture, McMaster University, March 13, 2003.
- "MHD Turbulence in Molecular Clouds", astronomy seminar, University of Waterloo, November 27, 2002.
- "Shells, Bubbles, Worms, and Chimneys: Highlights from the Canadian Galactic Plane Survey", Astronomy seminar, University of Western Ontario, January 18, 2001.
- "Shells, Bubbles, Worms, and Chimneys: Highlights from the Canadian Galactic Plane Survey", Astronomy seminar, Michigan State University, October 19, 2000.
- "A Modern View of Star Formation", physics colloquium, McGill University, March 31, 2000.
- "Alfven Wave Damping and the Formation of Stellar Clusters", Harvard-Smithsonian Center for Astrophysics, April 28, 1999.
- "Our Evolving View of Star Formation", Physics colloquium, York University, March 30, 1999.
- "Our Evolving View of Star Formation", Physics colloquium, University of Western Ontario, March 3, 1999.
- "Gravitational Collapse, Self-Similar Evolution, and the Formation of Protostars and Disks", Physics colloquium, Queens University, March 16, 1998.
- "Gravitational Collapse, Self-Similar Evolution, and the Formation of Protostars and Disks", Astronomy seminar, University of Waterloo, February 11, 1998.
- "Gravitational Collapse, Self-Similar Evolution, and the Formation of Protostars and Disks", CITA Seminar, CITA, University of Toronto, February 2, 1998.
- "Gravitational Collapse, Self-Similar Evolution, and the Formation of Protostars and Disks", University of Maryland, October 16, 1997.
- "Gravitational Collapse, Self-Similar Evolution, and the Formation of Protostars and Disks", Harvard-Smithsonian Center for Astrophysics, September 15, 1997.
- "Star Formation in Magnetic Molecular Clouds", CITA, University of Toronto, April 26, 1996.
- "Star Formation in Magnetic Molecular Clouds", Stanford University, January 25, 1996.
- "Star Formation in Magnetic Molecular Clouds", Dalhousie and St. Mary's University, September 25, 1995.
- "Star Formation in Magnetic Molecular Clouds", University of California, Santa Barbara, May 17, 1995.
- "Star Formation in Magnetic Molecular Clouds", University of Michigan, February 28, 1995.
- "Star Formation in Magnetic Molecular Clouds",Michigan State University, February 17, 1995.
- "Star Formation in Magnetic Molecular Clouds", University of Western Ontario, October 27, 1994.
- "The Role of Magnetic Braking and Ambipolar Diffusion in Star Formation", Michigan State University, March 25, 1993.