Abstract: An assessment system, including methods of and apparatus for producing a targeted assessment scheme comprising battery of tests or assessments and based on a plurality of requirements. Methods described include a method of producing an assessment scheme for assessing the suitability of a candidate, the method comprising: receiving as input from a user at least one candidate requirement and at least one candidate test identifier; constructing a candidate assessment comprising at least one test in dependence on the test identifier; analysing the candidate assessment in dependence on the requirement to predict the accuracy of the assessment in identifying a suitable candidate; and reporting on the predicted accuracy of the candidate assessment.