[CATS Key Stages 1, 2 and 3] Largely comprises Professor Denis Lawton's papers and correspondence regarding the work of the CATS Consortium to develop SATs for Key Stages 1, 2 and 3 in subjects including English, Mathematics, Science, Technology, History, Geography, and Welsh Second Language. Includes: Agendas, minutes, papers and correspondence regarding CATS Key Stages 1 and 3 Executive Committees, subsequently CATS Executive Committee Correspondence and papers regarding financial implications of early termination of SEAC Key Stage 3 contracts Correspondence with SEAC regarding acceptance of SAT proposals and termination of contracts Correspondence with CATS Consortium member institutions Minutes of CATS Welsh Advistory Committee Minutes of CATS Key Stage 2 Working Group Correspondence and papers regarding pilot schools testing CATS SAT materials Correspondence regarding CATS bid for SEAC Key Stage 3 teacher assessment guidance contract 1989-1992