• In September 2010, jointly with M. Laurent and U. Zannier, we organized the conference Approximation diophantienne et transcendance at the C.I.R.M. in Luminy.

• From 22 to 28 April 2012, jointly with Yu. Nesterenko, we organized the workshop Diophantische Approximationen at Oberwolfach.

• In September 2014, jointly with M. Laurent and U. Zannier, we organized the conference Approximation diophantienne et transcendance at the C.I.R.M. in Luminy. PROGRAMM

• The 7th and 8th January 2016, jointly with V. Heu, C. Kassel, G. Massuyeau, M. Maumy-Bertrand, N. Schappacher, we organized the workshop L'IRMA fête son demi-siècle ! at the IRMA in Strasbourg.

• From 10th to 16th April 2016, jointly with Ph. Habegger and U. Zannier, we will organize the workshop Diophantische Approximationen at Oberwolfach.

• From 14th to 18th November 2016, jointly with Ch. Aistleitner, T. Slaman and R. Tichy, we will organize the workshop Normal Numbers: Arithmetic, Computational and Probabilistic Aspects at the Erwin Schroedinger Institute in Vienna.