Talk 
PS 
A survey of some techniques in random matrices theory.
HPMicrosoft workshop, Bristol, 9/00.


On frequent points and covering times.
Hebrew University and Technion, 11/00.


Concentration, large deviations and spherical integrals in
random matrices theory.
3eme cycle Romain de Math., Les Diablerets, 3/01.


An overview on random walks in random environments. IMU meeting, Mitzpeh Ramon, 5/02.


Uniqueness for a class of coagulationfragmentation processes. Meeting on
large scale systems, Shonan village, Japan, 7/02.


Random walks in random environments. ICM 2002, Beijing, 8/02.


Quenched large deviations for nonlinear filtering, with
applications to tracking. Freidlin's birthday conference, Maryland, May 2003.


LLN and CLT's for random walks in (mixing) random environments.
Northeast Prob. Seminar (NewYork, 11/03) and Zurich (1/04).


A Correlation inequality for nonlinear reconstruction.
MFLT2, Ecole Normale Superieure (Paris, 6/06).


Random walks in random environments: ergodic properties,
homogenization and counter examples (Northwestern University, 10/2006).


Large Deviations at work: Abel lecture in the honor of
S.R.S. Varadhan (Oslo, 5/23/2007).

