Editing Stephen Altschul (section)

{{short description|American mathematician|bot=PearBOT 5}}
{{Infobox scientist
 |birth_name        = Stephen Frank Altschul
 |image             = 
 |birth_date        = {{Birth date and age|1957|02|28}}
 |birth_place       =
 |death_date        =
 |death_place       =
 |residence         =
 |citizenship       = [[United States]]
 |nationality       =
 |ethnicity         =
 |field             = [[Bioinformatics]]
 |work_institutions = [[National Center for Biotechnology Information|NCBI]]
 |alma_mater        = [[Harvard University]] (A.B., Mathematics)<br>[[Massachusetts Institute of Technology]] (Ph.D., Mathematics)
 |doctoral_advisor  = [[Daniel Kleitman]]<ref name="mathgene">{{MathGenealogy|id=64861}}</ref>
 | thesis_title = Aspects of Biological Sequence Comparison
 | thesis_url = https://www.proquest.com/docview/303525377/
 | thesis_year = 1987
 |doctoral_students =
 |known_for         = [[BLAST (biotechnology)|BLAST]]
 |influences        =
 |influenced        =
 |prizes            =
 | website = {{URL|https://www.ncbi.nlm.nih.gov/research/staff/altschul}}
|spouse=Caroline Kershaw James (m. 1994)
}}
'''Stephen Frank Altschul''' (born February 28, 1957) is an American [[mathematician]] who has designed [[algorithm]]s that are used in the field of [[bioinformatics]] (the Karlin–Altschul algorithm<ref>{{Cite journal 
| last1 = Altschul | first1 = S. 
| authorlink1 = Stephen Altschul
| last2 = Gish | first2 = W. 
| authorlink2 = Warren Gish
| last3 = Miller | first3 = W. 
| authorlink3 = Webb Miller
| last4 = Myers | first4 = E. 
| authorlink4 = Eugene Myers
| last5 = Lipman | first5 = D. 
| authorlink5 = David J. Lipman
| title = Basic Local Alignment Search Tool 
| doi = 10.1016/S0022-2836(05)80360-2 
| journal = Journal of Molecular Biology 
| volume = 215 
| issue = 3 
| pages = 403–410 
| year = 1990 
| pmid = 2231712 
| pmc = 
| s2cid = 14441902 
}}</ref> and its successors<ref>{{Cite journal | last1 = Altschul | first1 = S. | authorlink1 = Stephen Altschul| last2 = Madden | first2 = T. L. | last3 = Schäffer | first3 = A. A. | last4 = Zhang | first4 = J. | last5 = Zhang | first5 = Z. | last6 = Miller | first6 = W. | authorlink6 = Webb Miller| last7 = Lipman | first7 = D. J. | authorlink7 = David J. Lipman| title = Gapped BLAST and PSI-BLAST: A new generation of protein database search programs | doi = 10.1093/nar/25.17.3389 | journal = Nucleic Acids Research | volume = 25 | issue = 17 | pages = 3389–3402 | year = 1997 | pmid =  9254694| pmc =146917 }}</ref>). Altschul is the co-author of the [[BLAST (biotechnology)|BLAST]] algorithm used for [[sequence analysis]] of [[protein]]s and [[nucleotide]]s.<ref name="microsoft">{{AcademicSearch|2212030}}</ref><ref name="dblp">{{DBLP|name=Stephen F. Altschul}}</ref>