updated 03/2020

Upcoming & Recent Presentations
Invited Speaker, AMNH Astrophysics Seminar
Tue, Jan 28
American Museum of Natural History
Jan 28, 12:00 PM
American Museum of Natural History, Central Park West & 79th St, New York, NY 10024, USA
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Invited Speaker, Carnegie Department of Terrestrial Magnetism
Fri, Dec 13
5241 Broad Branch Rd NW
Dec 13, 2019, 12:00 PM
5241 Broad Branch Rd NW, 5241 Broad Branch Rd NW, Washington, DC 20015, USA
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Speaker, NASA Goddard Extrasolar Planets Seminar
Thu, Dec 12
NASA Goddard Space Flight Center
Dec 12, 2019, 12:00 PM
NASA Goddard Space Flight Center, 8800 Greenbelt Rd, Greenbelt, MD 20771, USA
Cannibal Stars: Engulfed Planets -- what are the engulfment signatures produced by planetary engulfment events and what insights might they reveal?
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Invited Speaker, Starts & Planets Seminar Series
Mon, Nov 25
Harvard-Smithsonian Center for Astrophys
Nov 25, 2019, 12:00 PM
Harvard-Smithsonian Center for Astrophys, 60 Garden St, Cambridge, MA 02138, USA
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Invited Speaker, Envision Conference: Ethics in Science & Technology
Sat, Nov 23
Princeton University
Nov 23, 2019, 3:00 PM
Princeton University, Princeton, NJ 08544, USA
I will give a 30-minute talk entitled Ethical Concerns for a Spacefaring Civilization.
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Speaker, University of California Santa Cruz Plunch Seminar
Mon, Nov 04
University of California Santa Cruz
Nov 04, 2019, 12:00 PM PST
University of California Santa Cruz, 1156 High St, Santa Cruz, CA 95064, USA
Why are engulfment signatures important to planet formation theory? I discuss the value of employing a forensic spectral analysis to cannibal stars in an effort to constrain planet formation models.
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Speaker, Star & Planet Formation & Exoplanet Detection & Characterization Meeting
Tue, Oct 29
University of Michigan
Oct 29, 2019, 3:00 PM PDT
University of Michigan, 500 S State St, Ann Arbor, MI 48109, USA
I will share my latest results on the chemical signatures produced by planetary engulfment. Are such signatures statistically significant? Do they survive for appreciable timescales? Yes and yes, but only in a subset of planet-star systems. I'll tell you which ones!
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Invited Astronomy Colloquium Speaker
Thu, Oct 24
University of Wisconsin-Madison
Oct 24, 2019, 3:30 PM
University of Wisconsin-Madison, Madison, WI 53706, USA
Open Cluster Variables: Evasive, Invaluable Probes In this talk I'll discuss the merit of open cluster searches and the remarkable periodic variables therein. I put special focus on my hunt for rapidly rotating stars.
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