SOCIAL SCIENCE APPLICATIONS FORUM: | Bobby Pakzad-Hurson (Brown University): |
Crowdsourcing and Optimal Market Design | on Friday, February 22, 2019, at 3:00 PM in CMSA Building, 20 Garden St, G02 |

GAUGE-TOPOLOGY-SYMPLECTIC SEMINAR: | John Baldwin (Boston College): |
Instanton L-space knots | on Friday, February 22, 2019, at 3:30 PM in Sci Center 507 |

OPEN NEIGHBORHOOD SEMINAR: | Joe Harris (Harvard University): |
Poncelet's theorem and the birth of modern algebraic geometry | on Monday, February 25, 2019, at 4:30 PM in Sci Center 507 |

LOGIC SEMINAR: | Nathanael Ackerman (Harvard University): |
Entropy of Invariant Measures | on Monday, February 25, 2019, at 5:40 PM in Sci Center 507 |

CMSA MATH PHYSICS SEMINAR: | Hossein Movasati (IMPA): |
Modular vector fields | on Monday, February 25, 2019, at 12:00 - 1:00 PM in CMSA, 20 Garden St, G10 |

COLLOQUIUM: | Melanie Wood (University of Wisconsin): |
Random groups from generators and relations, and unramified extensions of global fields | on Tuesday, February 26, 2019, at 3:00 pm in Science Center 507 |

MATHEMATICAL PICTURE LANGUAGE SEMINAR: | Fei Wei (Harvard University): |
Entropy of arithmetic functions and arithmetic compactifications | on Tuesday, February 26, 2019, at 3:00 PM in Jefferson 356 |

CMSA COLLOQUIUM: | Ian Martin (LSE): |
Sentiment and Speculation in a Market with Heterogeneous Beliefs | on Wednesday, February 27, 2019, at 2:30-3:30 PM in CMSA, 20 Garden Street, G10 |

NUMBER THEORY SEMINAR: | Charlotte Chan (Princeton University): |
Affine Deligne--Lusztig varieties at infinite level for GLn | on Wednesday, February 27, 2019, at 3:00 PM in Sci Center 507 |

BRANDEIS-HARVARD-MIT-NORTHEASTERN JOINT COLLOQUIUM: | Robert Lazarsfeld (Stony Brook): |
How irrational is an irrational variety? | on Thursday, February 28, 2019, at Tea at 4:00 pm; Talk at 4:30 pm in Science Center Hall A |

METRIC LIMITS OF CALABI-YAU MANIFOLDS LECTURE SERIES: | Valentino Tosatti (Northwestern University): |
Introduction and Yau's Theorem | on Friday, March 01, 2019, at 3:00 -4:00 PM in CMSA, 20 Garden St, G10 |

COLLOQUIUM: | Mihnea Popa (Northwestern University): |
D-modules in birational and complex geometry | on Monday, March 04, 2019, at 3:00 pm in Science Center 507 |

GAUGE-TOPOLOGY-SYMPLECTIC SEMINAR: | Thomas Walpuski (Michigan State University): |
Super-rigidity and Castelnuovoâ€™s bound | on Friday, March 08, 2019, at 3:30 PM in Sci Center 507 |

COLLOQUIUM: | Bhargav Bhatt (University of Michigan): |
Title: Interpolating p-adic cohomology theories | on Monday, March 11, 2019, at 3:00 PM in Science Center 507 |

COLLOQUIUM: | Christopher Hacon (University of Utah): |
On the geometry of Algebraic varieties | on Wednesday, April 03, 2019, at 3:00 pm in Science Center 507 |

CMSA SPECIAL LECTURE SERIES ON DERIVED ALGEBRAIC/DIFFERENTIAL GEOMETRY: TUESDAYS & THURSDAYS BEGINNING FEBRUARY 5, 2019: | Artan Sheshmani (CMSA): |
Lecture 4: Cotangent complexes | on Saturday, December 14, 2019, at 3:00 - 4:30 pm in CMSA Building, 20 Garden St, G10 |