Lamplighters and the bounded cohomology of Thompson's group,
Geom. Funct. Anal. (GAFA) 32 (2022), 662–675
| published version
| preprint pdf
| abstract.
Between free and direct products of groups, (with M. Gheysens)
In Geometric methods in group theory: papers dedicated to Ruth Charney, to appear
| preprint pdf
| abstract.
Lie groups as permutation groups: Ulam's problem in the nilpotent case,
J. of Group Theory, 25 No. 5 (2022), 851–865
| published version
| preprint pdf
| abstract.
New Directions in Locally Compact Groups, a book edited with P.-E. Caprace
London Mathematical Society Lecture Note Series 447, Cambridge University Press (2018)
| link to the book
| abstract.
Future directions in locally compact groups, (with P.-E. Caprace)
In: London Mathematical Society Lecture Note Series 447, Cambridge University Press (2018), 343–355
| published version
| preprint pdf
| abstract.
An indiscrete Bieberbach theorem: from amenable CAT(0) groups to Tits buildings, (with P.-E. Caprace)
J. École Polytechnique 2 (2015), 333–383
| published pdf
| preprint pdf
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The Dixmier problem, lamplighters and Burnside groups, (with N. Ozawa)
J. of Functional Analysis 258 No. 1 (2010), 255–259
| published pdf
| preprint pdf | abstract.
On the bounded cohomology of semi-simple groups, S-arithmetic groups and products,
Crelle's Journal 640 (2010), 167–202
| published pdf
| preprint pdf | abstract.
Strong law of large numbers with concave moments, (with A. Karlsson)
not for publication (2008), 2 pages | pdf | abstract.
Bounds for cohomology classes, (with M. Burger, A. Iozzi and A. Wienhard)
In: Guido's Book of conjectures, L'Enseignement Mathématique 54 (2008), 52–54
| pdf.
Vanishing up to the rank in bounded cohomology,
Math. Research Letters 14 No. 4 (2007), 681–687
| published pdf
| preprint pdf | abstract.
Superrigidity for irreducible lattices and geometric splitting,
Journal Amer. Math. Soc. 19 No. 4 (2006), 781–814
| published pdf
| preprint pdf | abstract.
Arithmeticity vs. non-linearity for irreducible lattices,
Geom. Ded. 112 No. 1 (2005), 225–237
| published pdf
| preprint pdf | abstract.
Note on Superrigidity for irreducible lattices and geometric splitting,
C. R. Acad. Sci. Paris, Ser. I 340 No. 3 (2005), 185–190
| published pdf
| preprint pdf.
Cocycle superrigidity and bounded cohomology for negatively curved spaces, (with Y. Shalom)
J. Differential Geometry 67 No. 3 (2004), 395–455
| published pdf
| preprint pdf | abstract.
Stabilization for SLn in bounded cohomology,
[proceedings of the first JAMS Symposium, Matsushima 2002]
Contemp. Math. 347 (2004), 191–202
| pdf | abstract.
Negative curvature from a cohomological viewpoint, (with Y. Shalom)
C. R. Acad. Sci. Paris, Ser. I 337 No. 10 (2003), 635–638
| published pdf
| preprint pdf | abstract.
On co-amenability for groups and von Neumann algebras, (with S. Popa)
C. R. Acad. Sci. Canada 25 No. 3 (2003), 82–87
| pdf | abstract.
Continuous bounded cohomology and applications to rigidity theory, (with M. Burger)
Geom. Funct. Anal. (GAFA) 12 No. 2 (2002), 219–280
| published pdf
| preprint pdf | abstract.
Continuous bounded cohomology of locally compact groups,
LNM vol. 1758 (Springer 2001)
| published pdf | abstract.
(Awarded the ETH Medal)