Jason A. Churchill

Churchill founded Prospect Insider in 2006 after getting his start at InsidethePark.com. He spent several years covering prep, college and pro sports for various newspapers, including The News Tribune and Seattle PI.

Jason spent 4 1/2 years at ESPN and two years at CBS Radio prior to joining HERO Sports in July, 2016.

Find Jason’s Mariners podcast, Baseball Things, right here and follow him on Twitter @ProspectInsider.

We’re About To Learn How Committed To Winning This New Mariners Ownership Is

By: Jason A. Churchill

On: July 15, 2018

In: Seattle Mariners

With: 1 Comment

Mariners Should Consider Trading for Leonys Martin … or a Player Like Him

By: Jason A. Churchill

On: July 10, 2018

In: Seattle Mariners

With: 4 Comments

Seattle Mariners 25-Man Roster by Club Control

By: Jason A. Churchill

On: July 10, 2018

In: Seattle Mariners

With: 2 Comments

Top 40 Prospect Rankings

By: Jason A. Churchill

On: July 10, 2018

In: Prospects, Seattle Mariners

With: 7 Comments

Mariners’ Best Draft Pick Comes in Round 11 With RHP Damon Casetta-Stubbs

By: Jason A. Churchill

On: June 7, 2018

In: Seattle Mariners

With: 7 Comments

Seattle Mariners Top 40 Prospects Update

By: Jason A. Churchill

On: May 4, 2018

In: Prospects, Seattle Mariners

With: 3 Comments

Optimist or Pessimist, It’s Still Opening Day of Baseball Season

By: Jason A. Churchill

On: March 28, 2018

In: MLB

With: 0 Comments

Projected Rotation, Lineup, Bullpen & Bench 2.0

By: Jason A. Churchill

On: February 18, 2018

In: MLB, Seattle Mariners

With: 0 Comments