In commentaries by Whitrow, W. B. Bonner, and D. W. Sciama, and reminiscences by H. A. Einstein, Bertrand Russell, and 23 others, Einstein's life and thought emerge vividly, from childhood to the Special Theory of Relativity in 1905, and on through his search for the Unified Field Theory.
Relativity Simply Explained by Martin Gardner One of the subject's clearest, most entertaining introductions offers lucid explanations of special and general theories of relativity, gravity, and spacetime, models of the universe, and more. 100 illustrations.
Einstein on Cosmic Religion and Other Opinions and Aphorisms by Albert Einstein, George Bernard Shaw Einstein's essays explore science as the basis for a "cosmic" religion, embraced by all who share a sense of wonder in the universe. Additional topics include pacifism, disarmament, and Zionism.
Beyond Geometry: Classic Papers from Riemann to Einstein by Peter Pesic This is the only English-language collection of these 8 accessible essays. They trace seminal ideas about the foundations of geometry that led to Einstein's general theory of relativity.