Dragon magazine 78

Dragon issue 78 was released in October of 1983. It contained the following articles related to the Forgotten Realms:

Psionics is different...And that's putting it rather mildly

 * By Arthur Collins. p. 7

An in-depth examination and clarification of how psionics work in Advanced Dungeons & Dragons.

The Ecology of the Mind Flayer

 * By Roger E. Moore. p. 66-69

Spells can be psionic, too: How and why magic resembles mental powers

 * By Kim Mohan. p. 70

A look at the "Spells Resembling Psionic Powers" and the interaction between magic and psionics in Advanced Dungeons & Dragons.