Being and Time raises the problem of "authenticity," that is, the potentiality or otherwise for mortal "Dasein" to exist "fully" enough that it might actually understand being. Heidegger is clear throughout the book that nothing makes certain that "Dasein" is capable of this understanding. Finally, this question of the authenticity of individual "Dasein" cannot be separated from the "historicality" of "Dasein". On the one hand, "Dasein", as mortal, is "stretched along" between birth and death, and thrown into its world, that is, thrown into its "possibilities", possibilities which "Dasein" is charged with the task of assuming. On the other hand, "Dasein's" access to
David Gordon (philosopher) and was strongly influenced by German philosopher Friedrich Adolf Trendelenburg. Gordon later wrote an essay, "Second Thoughts on The Philosophical Origins of Austrian Economics," to provide some additions and corrections to his book. Gordon edited the collection, "Secession, State & Liberty" (2002), eleven essays that suggest that secession should be given serious consideration. The essays examine United States history, look at theoretical issues, and apply theory to the modern world. In 2011 Gordon conducted a study with Swedish consultant Per Nilsson on books published by Harvard University Press. They published the results of their analysis as "The Ideological Profile of