History of Speaking Engagements

Invited Talks at Conferences Invited Colloquia and Seminars Contributed Talks at Conferences

Invited Colloquia and Seminars
  1. "Protostellar Outflows: A 40 Year Mystery" , University of Western Ontario, London, ON, January 25, 2024.

  2. "The Launch Mechanism of Protostellar Outflows" , Academia Sinica Institute for Astronomy and Astrophysics, Taipei, Taiwan, August 30, 2023.

  3. "The Magnetic Field versus Density in Star-forming Cores" , National Astronomical Observatory of Japan, Mitaka, Japan, April 4, 2023.

  4. "Supermassive Black Holes: The Mass Function and a Formation Channel", Dominion Astrophysical Observatory, Victoria, BC, virtual talk, May 3, 2022.

  5. "From the Interstellar Medium to Star Formation", Institute of Physics, Sri Lanka, virtual talk, February 19, 2022.

  6. "Supermassive Black Holes in the Direct Collapse Scenario", University of Waterloo, January 12, 2022.

  7. "Outcomes and Mechanisms of Direct Collapse", Institute for Theory and Computation, Harvard-Smithsonian Center for Astrophysics, November 8, 2019.

  8. "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.

  9. "Episodic Accretion in Star Formation" ,Osmania University, Hyderabad, India, February 26, 2019.

  10. "The Peak of the Stellar Initial Mass Function", Canadian Institute for Theoretical Astrophysics, Toronto, ON, August 23, 2018.

  11. "The Stellar and Substellar Initial Mass Function", Queens University, Kingston, ON, September 25, 2017.

  12. "Substellar Objects from Disk Fragmentation", Harvard-Smithsonian Center for Astrophysics, September 15, 2017.

  13. "Magnetic Fields in Molecular Clouds: Ribbons, Fibers, Striations, and More", Harvard-Smithsonian Center for Astrophysics, November 18, 2016.

  14. "The Migrating Embryo Model of Protostellar Disk Evolution", York University, Toronto, ON, March 29, 2016.

  15. "The Life and Death of Stars", Public Lecture, Center for Astronomy and Space Sciences, Sharjah University, UAE, February 27, 2016.

  16. "The Migrating Embryo Model of Protostellar Disk Evolution", Canadian Institute for Theoretical Astrophysics, Toronto, ON, December 3, 2015.

  17. "The Migrating Embryo Model of Protostellar Disk Evolution", University of Victoria, Victoria, BC, November 20, 2015.

  18. "The Migrating Embryo Model of Protostellar Disk Evolution", Jet Propulsion Laboratory, Pasadena, CA, November 2, 2015.

  19. "Molecular Cloud Fragmentation, Core Mass Functions, and Hourglass Patterns", Harvard-Smithsonian Center for Astrophysics, August 28, 2015.

  20. "The Migrating Embryo Model of Protoplanetary Disk Evolution", Planetary Science Research Forum, University of Western Ontario, October 25, 2013.

  21. "Magnetic Fields and Molecular Cloud Fragmentation", Max Planck Institute for Radio Astronomy, Bonn, Germany, October 25, 2012.

  22. "Ejection of Low Mass Clumps During Star Formation", Nagoya University, Nagoya, Japan, May 26, 2012.

  23. "The Formation of Substellar Objects from Disk Fragmentation" , University of Waterloo, March 21, 2012.

  24. "The Origin of Stars and Planets" ,Sharda University, Greater Noida, Uttar Pradesh, India, February 27, 2012.

  25. "Disk Fragmentation, Clump Migration, and the Formation of Brown Dwarfs and Planets" ,University of Toledo, Ohio, September 15, 2011.

  26. "Magnetic Field Dissipation and the Formation of Circumstellar Disks" , Harvard-Smithsonian Center for Astrophysics, August 19, 2011.

  27. "Magnetic Field Dissipation and the Formation of Circumstellar Disks" , Astronomy Colloquium, Seoul National University, Korea, August 3, 2011.

  28. "Episodic Events in Star and Planet Formation", Applied Math colloquium, University of Western Ontario, January 5, 2011.

  29. "Galactic Star Formation: Magnetized, Turbulent, and Inefficient", colloquium, St. Mary's University, Halifax, NS, March 19, 2010.

  30. "Analytic Functions in Star Formation", Harvard-Smithsonian Center for Astrophysics, February 17, 2010.

  31. "The Formation and Long-Term Evolution of Circumstellar Disks", ITC Seminar, Harvard-Smithsonian Center for Astrophysics, February 16, 2010.

  32. "The Formation and Long-Term Evolution of Circumstellar Disks", astronomy colloquium, University of Michigan, November 5, 2009.

  33. "The Formation and Long-Term Evolution of Circumstellar Disks", Newton Institute seminar, Cambridge University, UK, September 24, 2009.

  34. "A Decade of Star Formation Theory at Western", physics colloquium, University of Western Ontario, September 17, 2009.

  35. "The Formation and Evolution of Circumstellar Disks", astrophysics seminar, Notre Dame University, April 21, 2009.

  36. "The Formation and Evolution of Protostellar Disks", astronomy seminar, University of Waterloo, February 11, 2009.

  37. "Self-Consistent Formation and Evolution of Protostellar Disks", astronomy colloquium, University of Illinois, Urbana-Champaign, November 13, 2007.

  38. "Self-Regulated Gravitational Accretion in Protostellar Disks", seminar to Star Formation through Cosmic Time workshop, KITP Santa Barbara, CA, October 9, 2007.

  39. "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.

  40. "Episodic Accretion in Protostellar Disks", theoretical astrophysics colloquium, University of California, Berkeley, October 9, 2006.

  41. "From Clouds to Cores to Protostars and Disks: New Insights from Numerical Simulations", Astronomy seminar, Harvard-Smithsonian Center for Astrophysics, April 14, 2006

  42. "From Clouds to Cores to Protostars and Disks: New Insights from Numerical Simulations", Astronomy colloquium, University of Massachusetts, Amherst, April 13, 2006.

  43. "From Clouds to Cores to Protostars and Disks: New Insights from Numerical Simulations", Astronomy seminar, Rochester University, April 10, 2006.

  44. "From Clouds to Cores to Protostars and Disks: New Insights from Numerical Simulations", Astronomy seminar, University of Western Ontario, January 20, 2006

  45. "From Clouds to Cores to Protostars and Disks: New Insights from Numerical Simulations", Astronomy colloquium, University of Toronto, December 15, 2005.

  46. "Magnetic Fields and Star Formation", Astronomy seminar, Queens University, September 26, 2005.

  47. "Magnetic Fields and Star Formation", Physics colloquium, Brock University, April 6, 2004.

  48. "The Story of Star Birth", CAP Annual Lecture, University of Western Ontario, April 2, 2003.

  49. "The Story of Star Birth", CAP Annual Lecture, McMaster University, March 13, 2003.

  50. "MHD Turbulence in Molecular Clouds", astronomy seminar, University of Waterloo, November 27, 2002.

  51. "Shells, Bubbles, Worms, and Chimneys: Highlights from the Canadian Galactic Plane Survey", Astronomy seminar, University of Western Ontario, January 18, 2001.

  52. "Shells, Bubbles, Worms, and Chimneys: Highlights from the Canadian Galactic Plane Survey", Astronomy seminar, Michigan State University, October 19, 2000.

  53. "A Modern View of Star Formation", physics colloquium, McGill University, March 31, 2000.

  54. "Alfven Wave Damping and the Formation of Stellar Clusters", Harvard-Smithsonian Center for Astrophysics, April 28, 1999.

  55. "Our Evolving View of Star Formation", Physics colloquium, York University, March 30, 1999.

  56. "Our Evolving View of Star Formation", Physics colloquium, University of Western Ontario, March 3, 1999.

  57. "Gravitational Collapse, Self-Similar Evolution, and the Formation of Protostars and Disks", Physics colloquium, Queens University, March 16, 1998.

  58. "Gravitational Collapse, Self-Similar Evolution, and the Formation of Protostars and Disks", Astronomy seminar, University of Waterloo, February 11, 1998.

  59. "Gravitational Collapse, Self-Similar Evolution, and the Formation of Protostars and Disks", CITA Seminar, CITA, University of Toronto, February 2, 1998.

  60. "Gravitational Collapse, Self-Similar Evolution, and the Formation of Protostars and Disks", University of Maryland, October 16, 1997.

  61. "Gravitational Collapse, Self-Similar Evolution, and the Formation of Protostars and Disks", Harvard-Smithsonian Center for Astrophysics, September 15, 1997.

  62. "Star Formation in Magnetic Molecular Clouds", CITA, University of Toronto, April 26, 1996.

  63. "Star Formation in Magnetic Molecular Clouds", Stanford University, January 25, 1996.

  64. "Star Formation in Magnetic Molecular Clouds", Dalhousie and St. Mary's University, September 25, 1995.

  65. "Star Formation in Magnetic Molecular Clouds", University of California, Santa Barbara, May 17, 1995.

  66. "Star Formation in Magnetic Molecular Clouds", University of Michigan, February 28, 1995.

  67. "Star Formation in Magnetic Molecular Clouds",Michigan State University, February 17, 1995.

  68. "Star Formation in Magnetic Molecular Clouds", University of Western Ontario, October 27, 1994.

  69. "The Role of Magnetic Braking and Ambipolar Diffusion in Star Formation", Michigan State University, March 25, 1993.