but are due to artistic movements which occur in certain periods. Artists in artistic movements tend to be creative regardless of their age. Thus, Galenson's theory has been criticized for overemphasizing the individual and overlooking the collective aspects in supporting creativity. Footnotes External links David Galenson's homepage Article about him in Wired Faculty page at University of Chicago's Department of Economics University of Chicago Experts Guide Arts of Innovation, which applies Galenson's approach to innovation in business, science, invention and daily life. 1951 births 21st-century American economists Harvard College alumni University of Texas at Austin faculty University of Chicago faculty Living people