View source for Ken Orr

{{Infobox person
| name             = Ken Orr
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| birth_date       = {{Birth date|df=yes|1939|5|10}}
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| death_date       = {{Death date and age|2016|6|14|1939|5|10|df=y}}
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| known_for        = [[Warnier/Orr diagram]]
| education        = [[Wichita State University]] BA 1960, [[University of Chicago]] MA 1963
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| employer         = The Ken Orr Institute
| occupation       = [[Software engineer]]
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| website          = {{URL|http://kenorr.com/|KenOrr.com}}
}}
'''Kenneth T. Orr''' (May 10, 1939 – June 14, 2016) was an American [[software engineer]], executive and consultant, known for his contributions in the field of software engineering to [[structured analysis]] and the [[Warnier/Orr diagram]].
== Education ==
Orr received his BA in Mathematics and Physics in 1960 from [[Wichita State University]], and his MA in [[Philosophy]] in 1963 from the [[University of Chicago]].<ref name="KO at cutter.com">[http://www.cutter.com/meet-our-experts/kobio.html Ken Orr: Fellow and Senior Consultant] at cutter.com. Accessed December 6, 2013.</ref>
== Career ==
Orr started his career as Director of Information Systems at the State of Kansas in 1970. In 1973 he founded his own firm Ken Orr & Associates, which he directed until 1985. He was Professor at the School of Technology and Information Management of the [[Washington University in St. Louis]], where he directed its Center for the Innovative Application of Technology.<ref>''PM Network''. Vol 9 (1995). p. 61</ref> From 1988 until his death he was President of the Ken Orr Institute. Beginning in 2000, Ken served as a [[Cutter Consortium]] Fellow and Senior Consultant.<ref name="KO at cutter.com"/> Ken Orr died on June 14, 2016.<ref>{{Cite web | url=http://www.kevinbrennanfamily.com/obituaries/Kenneth-Orr/ | title=Kenneth Orr - View Obituary & Service Information}}</ref>
== Publications ==
;Books:
* {{cite book | last = Orr | first = Ken | title = Structured systems development | url = https://archive.org/details/structuredsystem0000orrk | url-access = registration | publisher = Yourdon Press | location = New York | year = 1977 | isbn = 9780917072062 }}
* {{cite book | last = Orr | first = Ken | title = Structured requirements definition | url = https://archive.org/details/structuredrequir00orrk | url-access = registration | publisher = Ken Orr and Associates, Inc. | location = Topeka, Kansas | year = 1981 | isbn = 9780960588404 }}
;Articles, a selection:
* {{cite journal | last1 = Orr | first1 = Ken | last2 = Gane | first2 = Chris | last3 = Yourdon | first3 = Edward | last4 = Chen | first4 = Peter P. | last5 = Constantine | first5 =  Larry L. | title = Methodology: the experts speak | journal = [[Byte (magazine)|Byte]] | volume = 14 | issue = 4 | pages = 221&ndash;233 | date = April 1989 | url = https://books.google.com/books?id=eT7uBwAAQBAJ&pg=PA57 | isbn = 9781447134312 }}
* {{cite journal | last = Orr | first = Ken | title = Data quality and systems theory | journal = [[Communications of the ACM]] | volume = 41 | issue = 2 | pages = 66&ndash;71 | publisher = [[Association for Computing Machinery]] | doi = 10.1145/269012.269023 | date = February 1998 | s2cid = 18740509 | doi-access = free }}
* {{cite journal | last = Orr | first = Ken | title = CMM versus agile development: Religious Wars and Software Development | journal = Business Agility & Software Engineering (Agile Project Management Executive Report) | volume = 3 | issue = 7 | publisher = [[Cutter Consortium]] | date = 2002 | url = https://www.cutter.com/article/cmm-versus-agile-development-religious-wars-and-software-development-425236 }} [http://greiterweb.de/spw/xs_Agile/3/doc3.doc Word document version.]
* {{cite journal | last = Orr | first = Ken | title = Agile requirements: opportunity or oxymoron? | journal = [[IEEE Software]] | volume = 21 | issue = 3 | pages = 71&ndash;73 | publisher = [[IEEE Computer Society]] | doi = 10.1109/MS.2004.1293075  | date = May–June 2004 | s2cid = 25069896 }}
== References ==
{{Reflist}}
== External links ==
* [http://kenorr.com/ The Ken Orr Institute] (KOI)
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[[Category:American business executives]]
[[Category:American software engineers]]
[[Category:Wichita State University alumni]]
[[Category:University of Chicago alumni]]
[[Category:Washington University in St. Louis faculty]]
[[Category:1939 births]]
[[Category:2016 deaths]]
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