Picture of a crowded field of stars some red, some blue of varying brightness

My travels, actual and canceled

I meant to put my semester travel itinerary up on the news, but I waited too long, and now several things have been canceled. But just to pretend like things are normal in some way, here are my past travel dates and future (now canceled) travel dates. I also have future not-yet-canceled travel dates. 23ÔÇô26 […]

Cover of the LISA proposal document showing a representation of the triangular pattern of the planned LISA spacecraft with Earth in the background and a starry field in the far background. The title reads "LISA: Laser Interferometer Space Antenna". The subtitle is "A proposal in response to the ESA call for L3 mission concepts" At the bottom reads: "Lead Proposer: Prof. Dr. Karsten Danzmann"

NASA LISA Study Team

Happy to announce that I was just selected as a member of the NLST, which stands for NASA (which stands for National Aeronautics and Space Administration) LISA (which stands for Laser Space Interferometer Antenna) Study Team! The NLST is charged as proxies for the future LISA user community in the US, to provide scientific analysis […]

Introducing BAYMAX

Adi Foord has a new paper out for the group on a dual AGN candidate that turns out not to be a dual AGN. It is a single AGN, despite appearances to the eye. We know this because of the code that Adi developed, which we call BAYMAX (Bayesian AnalYsis of Multiple AGN in X-rays). […]

Against a black background, a red-orange ring with an unmistakeable dark center. The ring is asymmetrically brighter on the bottom half than the top.

Shadow on the sky

I congratulate my Event Horizon Telescope colleagues on an amazing achievement. What an amazing image of the shadow of the black hole in M87. The only way that the shadow in M87 could have been resolved by EHT is if we were right in our mass determination in Gebhardt et al. (2011). Our stellar dynamical […]

NANOGrav logo

I am now a NANOGrav associate member!

I am delighted to announce that I am now an associate member of the NANOGrav┬ácollaboration! As they say on their webpage, ÔÇťNANOGrav (the North American Nanohertz Observatory for Gravitational Waves) is a collaboration of scientists in the United States and Canada working to detect low-frequency gravitational waves and characterize the low-frequency universe in order to […]

Picture of a crowded field of stars some red, some blue of varying brightness

Welcome to the new page

The new page is now up and running. Actually, it has been up and running for a while, but I haven’t been able to ┬áOnce I have enough content to keep the News page from looking naked, I’ll delete the old posts. You can ignore them for now.