For a long time now intelligence and achievement tests have been cast as the bearers of bad news in the bell curve for example richard herrnstein and charles murray argued that there are sharp limits on the intelligence of most of the population they also noted that the test scores of several minority groups have been chronically lowbut the trends documented here in the rising curve . For a long time now intelligence and achievement tests have been cast as the bearers of bad news in the bell curve r herrnstein and c murray see record 1994 98748 000 argued that there are sharp limits on the intelligence of most of the population they also noted that the test scores of several minority groups have been chronically low. Start your review of the rising curve long term gains in iq and related measures apa science volumes write a review jul 19 2010 manny rated it really liked it. The rising curve long term gains in iq and related measures apa science volumes hardcover may 1 1998 by american psychological association author ulric neisser editor 45 out of 5 stars 2 ratings. The rising curve long term gains in iq and related measures apa science volumes ulric neisser american psychological association written by leading experts in psychology sociology psychometrics and nutritiondiscusses the environmental and social factors that affect iq the upward trend in iq scores worldwide and much more