1. The Research Problem; 2. The Research Design and the Population Studied; 3. A Comparison of the Three Basic Models; 4. Sex Differences and Urban-Rural Differences in the Population Studied; 5. The Sixth Formers’ Career and Educational Aspirations; 6. Factors Related to the Direction of Aspirations; 7. Factors Influencing the Choice among Colleges of the Same Type; 8. Factors Affecting Achievement within the Sixth Form; 9. Values, Achievement and Admission to College; ch0010 Wastage at the End of the Sixth Form Career; 11. Indications of the Influence of the School at the Sixth Form Stage; 12. Summary and Conclusions;