All lectures and discussions will take place in Bloomberg 475.

The room will be available every day from 8:00 AM to 4:30 PM.

Monday, October 29:

**Jeremy Sakstein**

*xAct tutorial and screening mechanisms*

To make the most of Jeremy’s tutorial, please make sure to have a working installation of xAct. See also his webpage.

Jeremy’s slides: lecture 1, lecture 2

Jeremy’s Mathematica notebooks: tutorial, examples

In the afternoon (1pm-3pm) we will move to Bloomberg 478 for a hands-on session.

Tuesday, October 30:

**Ryan McManus**

*The PPN formalism in gravity theories with screening *powerpoint, pdf

Wednesday, October 31:

**Helvi Witek**

*Numerical relativity in extensions of general relativity *lecture, notebook

Thursday,November 1:

**Thomas Helfer**

*Numerical relativity, axion stars and cosmic strings *powerpoint, pdf

Friday, November 2:

**Oliver Tattersall**

*From parametrized cosmological perturbations to parametrized black hole perturbations *pdf

**Félix-Louis Julié**

*The effective-one-body formalism in general relativity and modified gravity*

pdf

Monday, November 5:

**Lucas Collodel**

*Numerical calculations of the structure of q-balls and boson stars *pdf

instructions to get ready to work with colsys: see this link

col.f, colaux.f, qb_work.f, colsys.pdf

Tuesday, November 6:

**Caio Macedo**

*Advanced methods in quasinormal mode calculations *pdf, notebook (axial dynamical Chern-Simons)

**João Luis Rosa**

*Black hole perturbations in f(R) and hybrid metric-Palatini gravity*

Wednesday, November 7:

**Mohammed Khalil**

*Hairy binary black holes in Einstein-Maxwell-dilaton theory and their effective-one-body description *pdf

**Ely Kovetz**

*Primordial black holes and gravitational waves*

pdf