Story authors

Here are a few that come to mind...

Premature E"fat"ulation (Fantasy Feeder)
Buried Alive (Fantasy Feeder)
The Wicked Stepmother: Fattening Jack to the End (Fantasy Feeder)
A Pig with Special Needs (Fantasy Feeder)
The Witch (Fantasy Feeder)
The Witch - A Short Story (Fantasy Feeder)
The Witch Makes Him Obese (Fantasy Feeder)
Blackmail Never Tasted So Sweet (Fantasy Feeder)
Hansel and Gretel (Fantasy Feeder)
Being Her Property (Fantasy Feeder)
You're Filling Out Nicely Pig (Fantasy Feeder)
Creamery Gold (Dimensions Magazine)
A Sizeable Mariage (Dimensions Magazine)
Torture from El (Dimensions Magazine)
Wanted:Female Feeder (Dimensions Magazine)
From Arrogant Pig, To Just Pig (Dimensions Magazine)
Death Feederism (Deviant Art)

What others can you think of?

BIG by Katie-ktl-lunalia on Deviantart. Well, not so much against his will as his will is removed and he's placed under mind control. Great story though, I think their best.

You can access most of the stories using Wayback Machine. Here's a snapshot: web.archive.org/web/20171221122514/https://www.dimensionsmagazine.com/Weight_Room/stories.html