caption birth_place image_size nationality fields workplaces birth_date known_for residence image article_title name
thibault damour -lrb- 2010 -rrb- lyon , france 250px french mathematical physics general relativity institut des hautes Études scientifiques 7 february 1951 post-newtonian expansion france thibault damour portrait.png thibault damour
 thibault damour
thibault damour

thibault damour -lrb- ; born 1951 -rrb- is a french physicist .
he is a professor of theoretical physics at the institut des hautes Études scientifiques -lrb- ihÉs -rrb- since 1989 .
an expert in general relativity , he has long taught this theory at the École normale supérieure -lrb- ulm -rrb- .
he contributed greatly to the understanding of gravitational waves from compact binary systems , and with alessandra buonanno , he invented the `` effective one-body '' approach to solving the orbital trajectories of binary black holes .
he is also a specialist in the string theory .
