Blogs for Writers

A comprehensive list of helpful, constantly updated blogs, mostly written by writers, agents, and editors themselves, that writers may find useful:

-Writing Novels that Sell: A blog by bestselling author Adrienne de Wolfe, sharing her expertise on writing genre novels.
-Pub Rants: Agent Kristin Nelson blogs about her experience as an agent to help writers.
-Rachelle Gardner: Literary Agent: Agent Rachelle Gardner offers an informative blog on writing tips.
-Writer's Digest: Helpful information for all writers.
-Advanced Fiction Writing: Blog posts for fiction writers.
-Author Media: Tips on book promotion, marketing, and publicity for authors.
-The Creative Penn: Author Joanna Penn blogs on how to improve your writing--a very valuable resource for writers thinking about self-publishing.
-Chuck Sambuchino's Guide to Literary Agents: A fairly self-explanatory title.
-Poetic Asides: Tips from Robert Lee Brewer on writing poetry.
-Jeff Goins Writer: Brisk, refreshing posts on the art of writing from Jeff Goins.
-Make a Living Writing: Carol Tice's practical blogging advice is most helpful to freelance writers.
-Wordplay: Helping Writers Become Authors: An all-around writing blog for potential authors.
-The Renegade Writer: Helpful blog posts on the art of freelancing.
-Jane Friedman: A modern approach to writing, editing, and publishing.
-The Positive Writer: Encouraging motivation for writers who need a boost.
-Mystery Writing is Murder: Renowned cozy mystery author Elizabeth Spann Craig blogs about writing in general, not just mystery writing.
-The Prosperous Writer: Christina Katz: Valuable tips for being a profitable writer.
-Writer Unboxed: Quality blog posts on the art of writing fiction.
-Copyblogger: The art of copywriting, explained simply and clearly through this blog. 
-The Writers Alley: a collaborative blog with inspirational tips for writers.
-The Write Practice: Cleanly designed and crisply informative, this blog is valuable to all writers.
-The Passive Voice: Well-known for its great self-publishing tips.
-Writer Beware: Practical warnings for the naive writer.
-Daily Writing Tips: Daily writing tips!
-The Bookshelf Muse: Great for all writers, but especially helpful for those who write fiction.
-The Other Side of the Story: Fiction writers, this is not a resource to be passed up!
-Story Fix: Another great blog for fiction writers.
-Victoria Mixon: An editor offers valuable tips directed towards fiction writers.
-YoungPrePro: Practical tips and advice for writers.
-About Freelance Writing: Tips for the freelance writer.

Comment if you have any links to add. All contributions are welcome!