TED Talks
Your elusive creative genius - Elizabeth Gilbert
The surprising habits of original thinkers - Adam Grant
How I started writing songs again - Sting
4 simple steps to writing a song - Ralph Covert (fun and silly)
Songwriting: The Art of Being Honest with Yourself - Marielle Kraft
The seven truths of songwriting - Tom McRae
Music and the inner self - James Rhodes (deep and reflective)
Misc Online Resources
How to Write Songs (Lots of great content on general songwriting - most of it is completely free, consistent YouTube channel, too)
School of Song (variety of masterclass formatted sessions)
Lyricly.app (Easy/sleek lyric tool to find rhymes, synonyms, etc - free)
Mastering.com / Musician on a Mission (home recording and mixing, tons of free content)
Berklee Online (free YouTube course[s])
Coursera.org (variety of free courses - taken from college curriculum)
Songwriting: Writing the Lyrics
HookTheory.com (free & pay wall - but you can search popular progressions to see the basic theory behind it. There’s also a progression builder that’s pretty cool and fun).
3 Killer Habits for Songwriting
SoundGym & Quiztones (ear training; mostly for home recording)
Sense Based Creative Writing for Songwriters (objectwriting.com)
Books
The War of Art by Steven Pressfield
The Artist’s Way by Julia Cameron
The Creative Act by Rick Rubin
How to Write One Song by Jeff Tweedy
A Poetry Handbook by Mary Oliver
Rules for the Dance A Handbook for Writing and Reading Metrical Verse by Mary Oliver
How to Write a Hit Song by Molly Ann Leikin
Your Art Will Save Your Life by Beth Pickens
On Writing by Stephen King
What I Talk About When I Talk About Running by Haruki Murakami