Some of my most ambitious pieces are for Black Gate, John O'Neill's excellent online fanzine. I like to keep people aware of them, so here's a summary of some of the best from the past couple or three years.
A particular focus recently has been a series of close readings of short fiction. This began with a look at Samuel R. Delany's "The Star Pit", and most recently I wrote about Cordwainer Smith's "Scanners Live in Vain". Here's all seven of these posts to date, in reverse order of publication.
Other Black Gate posts (some reviews, a look at an old F&SF, and something slightly different):