Bio: PhD from Cambridge University, professor at the Paris Higher Normal College, academician of the Royal Society. Professor Nick Kaiser is one of the founders of the large-scale structure of the universe: he is the main pioneer of the theory of partial favor of dark matter and galaxies; one of the creators of BBKS; the first to calculate the CMB polarization; discovered the Kaiser effect of the redshift distortion of galaxies ; Took the lead in discussing the application of the observation and evolution of galaxy clusters in cosmology; founded the KSB method of weak gravitational lens measurement; led the large-scale imaging survey project PanSTARRS, etc.