Editing Stephen Krashen (section)

==Work==
Stephen Krashen received a Ph.D. in [[Linguistics]] from the [[University of California, Los Angeles]] in 1972.<ref>{{Cite web | url=https://rossier.usc.edu/faculty-and-research/directories/a-z/profile/?id=115 | title=Profile}}</ref>
Krashen has among papers (peer-reviewed and not) and books, more than 486 publications, contributing to the fields of [[second-language acquisition]], [[bilingual education]], and reading.<ref name="NABE PDF">{{cite web
 |url         = http://www.nabe.org/documents/elections/west.pdf
 |title       = 2005 NABE Executive Board Election, Regional Representatives, West Region —Candidates' Statements & Biographies (PDF)
 |publisher   = National Association for Bilingual Education
 |url-status     = dead
 |archive-url  = https://web.archive.org/web/20050525015751/http://www.nabe.org/documents/elections/west.pdf
 |archive-date = 2005-05-25
}}</ref> He introduced various hypotheses related to second-language acquisition, including the [[acquisition-learning hypothesis]], the [[Comprehensible input|input hypothesis]], the [[monitor hypothesis]], the [[affective filter]], and the [[natural order hypothesis]].<ref>Krashen, S. (2003) ''Explorations in Language Acquisition and Use''. Portsmouth: Heimemann.</ref> Most recently, Krashen promotes the use of ''[[free voluntary reading]]'' during second-language acquisition, which he says "is the most powerful tool we have in [[language education]], first and second."<ref name="Achievement Profile">{{cite web
| url= http://www.eslminiconf.net/september/krashen.html
| title= Achievement Profile: Stephen Krashen
| publisher= Scott, R.
}}</ref>