Sigma Xi Speakers

2023 Spring – Amie Hane, Psychology, “Developing an Evidenced-Based Lens of Emotional Connection: The Science behind the #CatchPhrase”

2022 Fall – Michael Allison, Associate of the Hopkins Observatory, “Planetary Weather and Climate Systems across the Solar System”

2022 Spring – Anne Jaskot, Astronomy, “A Metal Tour of Galaxy Evolution: Why the James Webb Space Telescope Rocks”

2021 Fall – Amy Gehring, Chemistry, “Learning from Nature’s Medicinal Chemists: Antibiotic Biosynthesis in Streptomyces”

2021 Spring – Daniel Aalberts, Physics, “Shooting the messenger RNA ==>—mRNA vaccine technology

2020 Fall – Duane Bailey, Computer Science, “The Software-Hardware Dance: an Evolution

2019 Spring – Phoebe Cohen, Geosciences, “Answering Burning Questions by Burning Tiny Fossils: Reconstructing Ancient Ecosystems via Single-Microfossil Carbon Isotopes”

2019 Fall – Manuel Morales, Biology, “Mutualism: When is good-good too much of a good thing?”

2018 Spring – Leo Goldmakher, Mathematics, “A brief history of primes” and “Structured randomness in the primes”

2018 Fall – Marek Demianski, Astrophysics, “Gravitational waves: a new window on the Universe”

2017 Spring – Jay Pasachoff, Astronomy, “Solar Eclipses: This Summer’s and Others”

2017 Fall – Kris Kirby, Psychology, “Weighing future consequences: the discounting theory of impulsive choices” and “Resolving the paradox of self-control”

2016 Fall – Charlie Doret, Physics, “Atoms at Work: Quantum mechanics, qubits, and quool tools for research and technology” and “Quantum Simulation with Trapped Calcium Ions”

2016 Spring – Elizabeth Kolbert, Class of 1946 Environmental Fellow-in-Residence, “The Sixth Extinction”

2015 Fall – Christopher Goh, Chemistry, “Catalysis: Promoting Chemical Transformations”

2015 Spring – Marek Demianski, Astronomy, “The New View of the Universe”

2014 Fall – Matthew Carter, Biology, “The Neuroscience Behind a Good Night’s Sleep”

2014 Spring – Claire Ting, Biology, “The Alphabet of Revelations: (Meta) Genomics as a Means to Understand Microbes and their Complex Ecosystems”

2013 Fall – Dava Sobel, talk on her book: A More Perfect Heaven: How Copernicus Revolutionized the Cosmos

2013 Spring – Susan Loepp, Mathematics & Statistics, “Using Algebra to Protect your Personal Information”

2012 Fall – Jeannie Albrecht, Computer Science, “Sensor-driven Energy Management for Smart Buildings”

2012 Spring – Mea Cook, Geosciences, two part series on “Role of Oceans in Climate Change”

2011 Fall – Fred Strauch, Physics, two part series on “Quantum Information Theory”

2011 Spring – Karen Kwitter, Astronomy, “Planetary Nebulae: Narrators of Stellar and Galactic Chemical Evolution”

2010 Fall – Marlene Sandstrom, Psychology, “They like me, they like me not: Peer relations in childhood”

2010 Spring – Joan Edwards, Biology, “Darwin’s Abominable Mystery”

2009 Fall – Michelle Thaller, visiting Astrophysicist, “Galileo’s Heretical Observations: A Story of Personalities, Politics, Science and Dogma”

2008 Spring – David Tucker-Smith, Physics, “News from the High Energy Frontier” and “Searching for new Physics with the Large Hadron Collider”

2007 Fall – Ed Burger, Mathematics & Statistics, “Zero to Infinity” series: “Great Moments in the History of Numbers” and ” A Rational Approach to Irrationality.”

2007 Spring – Heather Stoll, Geosciences, “Carbon Dioxide and the Interactions of the Ocean and Climate”

2006 Fall – Stephen Freund, Computer Science, “Atomizer, a Dynamic Bug Finder for Large Systems.”

2006 Spring – Jay Pasachoff, Astronomy, “Syzygy x 3”

2005 Fall – Robert Savage, Biology, “A Worm’s-eye View of Evolution.”

2005 Spring – Donald Beaver, History of Science, “History of Scientific Productivity”

2004 Fall – Satyan Devadoss, Mathematics & Statistics, “Phylogenic trees and Robotic Motion via Mathematics”

2004 Spring – Anne Skinner, Chemistry, “Electron Spin Resonance (ESR)”

2003 Fall – Susan Engel, Psychology, “Development Psychology”

2003 Spring – Sarah Bolton, Physics, “Fast, Cheap, and in Control: Laser Science at Fifty” and a second talk on ultrafast laser spectroscopy.

2002 Fall – Tom Murtagh, Computer Science, “Internet Architecture” and “Traffic Jams on the Information Superhighway”

2002 Spring – Lee Park, Chemistry, “How Do We Build a Molecular Wire?” and “How Do We Buiild a Better Bolecular Wire?”

2001 Fall – Marek Demianski, Astronomy, “Discovering the Universe” series: “Observations: New Windows” and “Models, Evolution, and the Beginning”

2001 Spring – Jerome P. Reiter, Mathematics & Statistics, “What is Bayesian Statistics” and “Preserving Confidentiality without Compromising Access to Data: A Radical New Approach”

2000 Fall – Ronadh Cox, Geosciences, “Written in Stone” series: “Reading Rocks” and Supercontinent, Death and Birth”

2000 Spring – Phebe Cramer, Psychology, “Predicting the Self: The Three Monkeys Revisited” and “The Road to Identity”

1999 Fall – Steven Swoap, Biology, “Muscle Adaptation: From Bench Press to Lab Press” and “IIB or Not IIB: The Generation of Fast Twitch Muscles”

1999 Spring – Andrea Danyluk, Computer Science, “Machine Learning: Background and Recent History” and “Data Mining and Other Applications of Machine Learning: Current Research”

1998 Fall – Protik Majumder, Physics, “Tests of Fundamental Symmetries and Searches for New Physics,” and “Current Atomic Experiments”

1998 Spring – Henry Art, Biology, “Natural and Unnatural History of the Hopkins Memorial Forest” series: “From Forest to Farms to Forest Service” and “From Forest Service to Electronic Forest”

1997 Fall – Symposium on Science and the Media with Paula Apsell, executive producer of NOVA: John Rennie, editor-in-chief, Scientific American: John Noble Wilford, Pulitzer Prize winner and science correspondent for The New York Times; Victor McElheny, director of the Knight Science Writers Program at MIT.

1997 Spring – Richard DeVeaux, Mathematics and Statistics, two part lecture, “In Pursuit of Structure: Guided Tour of High Dimensional Data”

1996 Fall – Jay Pasachoff, Astronomy, two part lecture, “The Triumph of the Hubble Space Telescope”

1995 Spring – Steven Fein, Psychology, “Stereotyping and Prejudice: An Overview of the Social Psychological Approach”

1995 Fall – Andrew Koch, Chemistry, “An Investigation on the Stability of Pyridiniumquinones and Their Possible Use in Light-Harvesting”

1994 Spring – William Fox, Geosciences, two part lecture, “Remote Sensing: A Multispectral View From Space”

1994 Fall – David Witte, Mathematics & Statistics, “Symmetries: Linear and Nonlinear” and “The Structure of Linear Groups”

1993 Spring – Duane Bailey, Computer Science, “Growing Massively Parallel Programs” and Supporting Patterned Communication in Parallel Programs”

1993 Fall – Heather Williams, Biology, “Bird Song: The Perfect Problems, Part I: Learning to Communicate” and “Part II: Differences Hemispheric and Sexual”