100 YEAR STARSHIP STUDY 2011: EDUCATION, SOCIAL, ECONOMIC & LEGAL CONSIDERATIONS - Foreword
William Congreve and William Hale: Two Pioneers of British Rocketry in the 19th Century
Embryo Space Colonization to Overcome the Interstellar Time/Distance Bottleneck
Invited Commentary — Olaf Stapledon and Conscious Stars: Philosophy or Science?