The International Symposium on the Analytic Hierarchy Process (ISAHP) is a biennial conference on multi-criteria decision analysis

Multi-Criteria Decision Analysis

Multiple-criteria decision-making or multiple-criteria decision analysis is a sub-discipline of operations research that explicitly considers multiple criteria in decision-making environments. Whether in our daily lives or in professional settings, there are typically multiple conflicting criteria...

, particularly the analytic hierarchy process

Analytic Hierarchy Process

The Analytic Hierarchy Process is a structured technique for organizing and analyzing complex decisions. Based on mathematics and psychology, it was developed by Thomas L...

 (AHP) and its extension the analytic network process

Analytic Network Process

The analytic network process is a more general form of the analytic hierarchy process used in multi-criteria decision analysis.AHP structures a decision problem into a hierarchy with a goal, decision criteria, and alternatives, while the ANP structures it as a network...

 (ANP), both developed by Thomas L. Saaty, and the combination of these with other methods. It brings together researchers, teachers and users of AHP and ANP to share their research and practical experience in making decisions incorporating these two processes.

Papers presented at ISAHP cover the major results of international research in the AHP and ANP, and provide solutions for current challenges in important areas of decision making.

The 11th ISAHP was held in Sorrento (Naples), Italy

Sorrento

Sorrento is the name of many cities and towns:*Sorrento, Italy*Sorrento, Florida, United States*Sorrento, Louisiana, United States*Sorrento, Maine, United States*Sorrento, Victoria, a township on the Mornington Peninsula, Victoria, Australia...

, in June, 2011.

Meetings of the ISAHP

#	Year	Location	Venue	Papers
1	1988	Tianjin, China	Tianjin University Tianjin University Tianjin University is a national university under the direct administration of the Ministry of Education of China. It is the first university in modern Chinese education history. It was part of Peiyang University in 1895...	Unknown
2	1991	Pittsburgh, Pennsylvania Pittsburgh, Pennsylvania Pittsburgh is the second-largest city in the US Commonwealth of Pennsylvania and the county seat of Allegheny County. Regionally, it anchors the largest urban area of Appalachia and the Ohio River Valley, and nationally, it is the 22nd-largest urban area in the United States...	University of Pittsburgh University of Pittsburgh The University of Pittsburgh, commonly referred to as Pitt, is a state-related research university located in Pittsburgh, Pennsylvania, United States. Founded as Pittsburgh Academy in 1787 on what was then the American frontier, Pitt is one of the oldest continuously chartered institutions of...	Unknown
3	1994	Washington, D.C. Washington, D.C. Washington, D.C., formally the District of Columbia and commonly referred to as Washington, "the District", or simply D.C., is the capital of the United States. On July 16, 1790, the United States Congress approved the creation of a permanent national capital as permitted by the U.S. Constitution....	George Washington University George Washington University The George Washington University is a private, coeducational comprehensive university located in Washington, D.C. in the United States...	Unknown
4	1996	Vancouver, Canada	Simon Fraser University Simon Fraser University Simon Fraser University is a Canadian public research university in British Columbia with its main campus on Burnaby Mountain in Burnaby, and satellite campuses in Vancouver and Surrey. The main campus in Burnaby, located from downtown Vancouver, was established in 1965 and has more than 34,000...	Unknown
5	1999	Kobe, Japan	Unknown	Unknown
6	2001	Berne, Switzerland	Hotel Allegro	57
7	2003	Nusa Dua Nusa Dua Nusa Dua is known as an enclave of large international 5-star resorts in south-eastern Bali. It is located 40 kilometres from Denpasar, the provincial capital of Bali, and administered under Kuta South District. Nusa Dua means two islands.... , Bali, Indonesia	Melia Bali Hotel	74
8	2005	Honolulu, Hawaii Honolulu, Hawaii Honolulu is the capital and the most populous city of the U.S. state of Hawaii. Honolulu is the southernmost major U.S. city. Although the name "Honolulu" refers to the urban area on the southeastern shore of the island of Oahu, the city and county government are consolidated as the City and...	University of Hawaii University of Hawaii The University of Hawaii System, formally the University of Hawaii and popularly known as UH, is a public, co-educational college and university system that confers associate, bachelor, master, and doctoral degrees through three university campuses, seven community college campuses, an employment...	75
9	2007	Viña del Mar, Chile	Hotel del Mar	66
10	2009	Pittsburgh, Pennsylvania	University of Pittsburgh	85
11	2011	Sorrento, Italy Sorrento, Italy Sorrento is a small town in Campania, southern Italy, with some 16,500 inhabitants. It is a popular tourist destination which can be reached easily from Naples and Pompeii, as it lies at the south-eastern end of the Circumvesuviana rail line...	Hilton Sorrento Palace	TBA
12	2013	Kuala Lumpur, Malaysia	TBA	TBA