CHRIS WILLIAMS
SEMINARS
Disclaimer: lots of the following documents were written for my own benefit when I was giving talks and have not been proofread very carefully  so may contain mistakes!
Invited Seminars/Workshops

Number theory days (Regensburg, Apr 2020)

Lille Number theory seminar (Mar 2020)

Nottingham number theory and geometry seminar (Feb 2020)

Warwick number theory seminar (Nov 2019)

Automorphic padic Lfunctions and regulators workshop (Lille, Oct 2019; joint lecture series)

padic Galois representations workshop (Sheffield, July 2019)

Barcelona number theory seminar (Apr 2019)

Oxford number theory seminar (Feb 2019)

Lille number theory seminar (Oct 2018)

Padic Lfunctions and padic families workshop (Cardedeu, Apr 2018)

Sheffield number theory seminar (Feb 2018)

Heidelberg number theory seminar (Jan 2018)

London number theory seminar (Nov 2017)

Warwick number theory seminar (May 2017)

Barcelona number theory seminar (May 2017)

Automorphic forms: theory and computation (King's College London, Sept 2016)

Bianchi modularity (Luxembourg, July 2016  unable to attend through illness)

Warwick number theory seminar (June 2016)

Padic Lfunctions workshop (Cambridge, June 2016)

Bristol Heilbronn seminar (Nov 2015)

Sheffield number theory seminar (Oct 2014)

London number theory seminar (Jan 2014)
Study Group Talks

Introduction to padic modular forms (Adic spaces, Warwick, Jun 2020)

Motivation for nonarchimedean geometry (Adic spaces, Warwick, Apr 2020)

The de Rham period ring (Padic Hodge theory, Warwick, Nov 2019)

Automorphic cohomology (Derived structures in the Langlands program, UCL, Jan 2019)

Ordinary projectors (Higher Hida theory, UCL, June 2018)

Tannakian categories (Padic integration, UCL, Feb 2017)

Overconvergent modular symbols and the eigencurve (Seminari de teoria de nombres, Barcelona, Jan 2017)

Formalism (Padic Hodge theory, Warwick, June 2016)

Hida theory (The arithmetic of Euler systems, Benasque, Spain, Aug 2015)

Euler systems and Lfunctions (Euler systems, Warwick, Jun 2015)

Universal deformation rings (Deformation theory, Warwick, Feb 2015)

Galois representations for modular curves (Galois representations, Warwick, Nov 2014)

Schottky groups (Mumford curves, Warwick, May 2014)

Some padic Hodge Theory (Galois cohomology, Warwick, Feb 2014)

Sheaves (Schemes, Warwick, Oct 2013)

Dirichlet's theorem on primes in arithmetic progressions (Algebraic number theory, Cambridge, Feb 2012)
Other Seminars

Overconvergent cohomology and eigenvarieties (London junior number theory seminar, May 2019)

Modular symbols and why we should care about them (London junior number theory seminar, Feb 2017)

Lfunctions (Warwick postgrad seminar, May 2016)

Padic Lfunctions for Bianchi modular forms (Warwick postgrad seminar, Jan 2014)

Tate curves (Warwick postgrad seminar, May 2013)

Uniformisation of elliptic curves (Warwick postgrad seminar, Jan 2013)

Padic uniformisation of elliptic curves (Cambridge Part III seminar, March 2012)