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	Hospitality Critical Incident Technique	DINESERV Restaurant Service Quality Scale
Campo	Tourism	Tourism Hospitality
Famiglia	Process / pipeline	Latent structure
Anno di origine	1954	1995
Ideatore	John C. Flanagan (technique); Bitner, Booms & Tetreault (service-encounter application)	Pete Stevens; Bonnie Knutson; Mark Patton
Tipo	Qualitative pipeline for collecting and classifying memorable service-encounter incidents	Multi-item perceived service-quality measurement scale
Fonte seminale	Flanagan, J. C. (1954). The critical incident technique. Psychological Bulletin, 51(4), 327-358.	Stevens, P., Knutson, B., & Patton, M. (1995). DINESERV: A Tool for Measuring Service Quality in Restaurants. Cornell Hotel and Restaurant Administration Quarterly, 36(2), 56-60.
Alias	Hospitality CIT, Service Encounter Incident Analysis, Critical Incident Analysis in Hospitality, Favorable and Unfavorable Incident Method	DINESERV, Restaurant Service Quality Instrument, Dining Service Quality Scale, Foodservice SERVQUAL
Correlati	3	4
Sintesi	The hospitality critical incident technique studies service quality by collecting and analyzing concrete accounts of especially memorable service encounters, the moments guests recall as outstandingly good or bad. The technique itself was formalized by John Flanagan in 1954 as a set of procedures for gathering direct observations of behavior that are critical to an outcome and classifying them into meaningful categories. Bitner, Booms, and Tetreault adapted it to services in their landmark 1990 study, collecting hundreds of incidents from airline, hotel, and restaurant customers and sorting them to reveal exactly which employee behaviors separate very satisfying encounters from very dissatisfying ones. Applied to hospitality, the method turns guests' vivid stories into a structured map of the behaviors and conditions that drive satisfaction and dissatisfaction in the service encounter.	DINESERV is a 29-item instrument developed by Stevens, Knutson, and Patton in 1995 to measure perceived service quality in restaurants. It adapts the five generic SERVQUAL dimensions of Parasuraman, Zeithaml, and Berry — tangibles, reliability, responsiveness, assurance, and empathy — to the specific realities of foodservice, where the meal experience blends physical surroundings, the dependability of order delivery, staff attentiveness, the competence and trustworthiness of servers, and individualized care. By administering DINESERV to diners, an operator obtains a structured reading of how customers perceive quality across these dimensions, can locate where the experience falls short, and can prioritize improvements. The scale has become one of the most widely used purpose-built measures of restaurant service quality.