jeffrey selingo has himself been a student of the college admissions process for many years. he is author of the new book, "who gets in and why, year inside college admissions," and he's a former editor of the "chronicle of higher education." >> jeffrey selingo, u eat to have ck on the "news hour." help us understand this. if there are not as man a.c.t. and s.a.t. tests going to colleges, why does it mean top-tiered schools are seeing an increase in applications. >> because for most top-tiered schools, it is an tion. so what you probably saw was a number of students o thought the th had pretty good high school grades or may not be od test takers, and said, why not give it a shot. you saw many of the a studenly to these top schools because they didn't have to submit test scores. so in that sense, it seems pretty clear that testing for certain students is a real barriero to trying get into elite colleges? >> it is a realbarier, i think, because many students look at the average test scores f these top schools. if they feel like they're not anywhere near that average, they're go