Original sentence: " Best-selling essayist-author Nassim Nicholas Taleb, a Mandelbrot protégé and a scientific adviser at Universa Investments, has remarked that Mandelbrot's book The Mis(Behavior) of Markets is in his opinion "The deepest and most realistic finance book ever published.Clarke credits fractals as being "one of the most astonishing discoveries in the entire history of mathematics.He has been most widely recognized and honored for his discoveries in the field of fractal geometry.Mandelbrot  (20 November 1924 – 14 October 2010) was a Polish-born, French and American scientist-mathematician
Edited sentence: Clarke credits the Mandelbrot set as being "one of the most astonishing discoveries in the entire history of mathematics".He is recognized for his contribution to the field of fractal geometry, which included coining the word "fractal" as well as for developing a "theory of roughness" and "self-similarity" in nature.Mandelbrot  (20 November 1924 – 14 October 2010) was a Polish-born, French and American mathematician