We discuss the possible transition between string scale black
holes and self gravitating fundamental strings. We find evidence
for a smooth transition in the heterotic string case while in the
type II case they cannot be connected as classical...
The Gaia mission and its data releases are driving a revolution
in our understanding of the Milky Way and its constituents. In this
talk, I will highlight a few of the results stemming from the
analysis of the truly spectacular datasets produced so...
The study of linear spaces of matrices arises naturally (and
independently) in many different areas of mathematics and computer
science. In this survey talk, I will describe some of these
motivations, and state and prove some (old and new)...
