Stanford Encyclopedia of Philosophy
Links
18th Century German Philosophy Prior to Kant
http://plato.stanford.edu/entries/18thGerman-preKant/
Survey of work of, among others, Christian Thomasius and Christian Wolff; by Brigitte Sassen.
Abstract Objects
http://plato.stanford.edu/entries/abstract-objects/
Survey of attempts to draw the distinction between concrete and abstract objects; by Gideon Rosen.
Action
http://plato.stanford.edu/entries/action/
Theories about intentional action and agency; by George Wilson.
Actualism
http://plato.stanford.edu/entries/actualism/
The thesis that there are no merely possible entities; by Christopher Menzel.
Adorno, Theodor
http://plato.stanford.edu/entries/adorno/
Life and work of 20th century German philosopher and critical theorist; by Lambert Zuidervaart.
Aesthetic Judgment
http://plato.stanford.edu/entries/aesthetic-judgment/
Philosophical theories about judgments of taste; by Nick Zangwill.
Alan M. Turing
http://plato.stanford.edu/entries/turing/
Life and work of philosopher and mathematician Alan Mathison Turing; by Andrew Hodges.
Albert of Saxony
http://plato.stanford.edu/entries/albert-saxony/
Life and work of 14th century German logician and philosopher; by Jol Biard.
Alcmaeon
http://plato.stanford.edu/entries/alcmaeon/
Life and work of early Greek medical writer and philosopher-scientist; by Carl Huffman.