Churchill founded Prospect Insider in 2006 and 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.
Find Jason's baseball podcast, Baseball Things, right here.
As I’ve shared on various social media platforms and in the Baseball Things Slack recently, we may have a new No. 2 prospect when my rankings are published in February. While Dominican shortstop Felnin Celesten doesn’t yet count and isn’tFULL STORY
With the announcement Seattle Mariners 21-year-old phenom Julio Rodriguez was the 2022 American League Rookie of the Year comes a team reward in the form of the No. 29 pick in the 2023 MLB Draft. Seattle’s own pick in RoundFULL STORY
The Seattle Mariners announced Wednesday four roster moves, including a waiver claim of left-handed reliever Gabe Speier from the Kansas City Royals. The club also outrighted RHR Casey Sadler and LHR Ryan Borucki, both have elected to become free agents.FULL STORY
This may be surprising to read or hear, but it’s been a little while since the Seattle Mariners last had a farm system ranked in the bottom half of the league. Jerry Dipoto started the farm rebuild long before tearingFULL STORY
It’s that time of year again, but here’s a reminder this is not a Player of the Year situation, it’s very specifically Prospect of the year, meaning a prospect’s potential impact and development drive his candidacy, not pure performance. Before we get toFULL STORY
Major League Baseball announced the Arizona Fall League rosters Friday, including nine players from the Seattle Mariners organization. The AFL isn’t what it used to be; the time is often used to get reps for players that have been outFULL STORY
While I rail on the fact prospect rankings do not carry inherent value, they can serve one very partcular functional purpose, and that’s to sort the value in a club’s farm system. Of course, these rankings are subjective, do not reflect the evaluations ofFULL STORY
With several premium talents having graduated over the past 15 months, the Seattle Mariners’ farm system is looking a lot different. Here is my update on the system that has produced Kyle Lewis, Julio Rodriguez, Cal Raleigh, George Kirby, andFULL STORY
In this post, Curtis Christianson and Jason A. Churchill will note any changes in Jarred Kelenic‘s setup and swing. At least anything noticeable to the naked eye. In Kelenic’s last dozen games or so, he has been starting to turnFULL STORY
Every day is a fun day down in the minors (except Mondays), but some stick out a little more than others. Sunday was one of those days. Here are the highlights: Ken Giles Sunday, Giles made his fifth appearance sinceFULL STORY
A month ago it was all about Edwin Arroyo, and while the 19-year-old had a terrific May, he’s got company this time. Arroyo hit .300/.377/.539 with six homers last month, but his teammate had a monster month in the powerFULL STORY
A lot happened in the minors Tuesday for the Seattle Mariners, including some season debuts… of sorts. Let’s dig. Modesto, A — California League Right-hander Sam Carlson made his season starting debut for the Nuts after starting 2022 in extendedFULL STORY
With Julio Rodriguez and George Kirby in the big leagues, and well-known top prospects such as Noelvi Marte already in mind, you might be wondering who else you should be excited about down on the farm for the Seattle Mariners.FULL STORY
The 2021 MLB season was almost as crazy as 2020. What will 2022 look like? Let’s make some predictions, eh? National League East1. New York Mets2. Atlanta Braves3. Philadelphia Phillies4. Miami Marlins5. Washington Nationals I can see one of theFULL STORY
With MLB dragging their heels, to put it politely, baseball will go on, and this weekend the college game kicks off the 2022 season. I just thought I’d share what I’ll be watching and following this weekend, and why. Matchup:FULL STORY
Baseball Things Rookie & Up Subscribers can access Top 30 Rankings, Best Tools, Projected 2025 Lineup, and 10 Sleeper Prospects, all published here at Prospect Insider, by using the password sent their Baseball Things inbox. If you’re not yet aFULL STORY