Editors' introduction; Part I. The Early Professional Context: 1. Einstein at the Patent Office: exile, salvation, or tactical retreat? Robert Schulmann; 2. Einstein, inventors, and invention Thomas P. Hughes; 3. Einstein and Lorentz: more than just good colleagues A. J. Kox; Part II. The Context of Reception: 4. The witches' sabbath: the first international Solvay congress in physics Diana Kormos Barkan; 5. Dark bodies and black holes, magic circles and Montgolfiers: light and gravitation from Newton to Einstein Jean Eisenstaedt; 6. The reaction to relativity theory I: the anti-Einstein campaign in Germany in 1920 Hubert Groenner; Part III. The Experimental Context: 7. The conversion of St John: a case study on the interplay of theory and experiment Klaus Hentschel; 8. Mass-energy and the neutrons in the early thirties Roger H. Stuewer; Part IV. The Philosophical Context: 9. Einstein and Bohr's rhetoric of complementarity Mara Beller; 10. Einstein's interpretations of the quantum theory Arthur Fine; 11. The other Einstein: Einstein contra field theory John Stachel; 12. Struggling with causality: Einstein's case Jemina Ben-Menahem; 13. Einstein as a disciple of Galileo: a comparative study of concept development in physics Jürgen Renn; Part V. The Context of Classical Physics: 14. Carl Gottfried Neumann Robert DiSalle; 15. The principles of the Galilean-Newtonian theory Carl Neumann.