Resources for Writers:
Science Fiction & Fantasy Writers of America (SFWA) has tons of info on both craft and business

Vonda N. MacIntyre’s Pitfalls of Writing SF & Fantasy

Jeffrey A. Carver’s Writing Science Fiction and Fantasy free online course

Writing Excuses, a podcast on various spec-fic related writing issues

Magical Words, a blog about writing and publishing issues

Charles Stross’s Common Misconceptions About Publishing

John Brown’s insights On Writing

SF Signal’s Mind Meld: Shrewd Writing Advice From Some of Science Fiction’s & Fantasy’s Best Writers