- Sabre Airline Solutions
- industrial case study
- Agile
- Extreme Programming (XP)
- XP-??
- case studies lead to people in a field accepting results, but less than 10%
of papers in respected journals involved a case study
- ability to collect lightweight data influenced by presence of historical
data, cooperativeness of personnel, availability of data, and tool support
- {Construct, Internal, External, Experimental} Validity