IT Evaluation - are Individual Differences Relevant?-Juniper Publishers
Annals of Social Sciences & Management Studies-Juniper Publishers Mini Review IT implementations do not a high success rate. Only about 25% are successful according to traditional criteria like being delivered on time and within budget [1]. This has led to the popularization of models of evaluation that may help with understanding reasons for this low performance rate whilst being itself easy to use. The most used model for evaluating IT systems that has emerged so far is the Technology Acceptance Model (TAM) which was introduced by Fred Davis in his PhD thesis in1986 and published as an article in [2] and in later publications [3,4]. The central ideas of the theory are based on the Theory of Reasoned Action [5] and the Theory of Planned Behavior [6]. The theory states that external factors influence the user’s perceived ease of use which then influences user’s perceived usefulness which then leads to beliefs and attitudes which translate into behavioral intention and then th...