@jeffwzimmerman 
Jeff Zimmerman circles back and examines eight more pitchers who split time between starting and relieving in 2021. Are any of them worth a roster spot in mixed leagues in 2022?
Jeff Zimmerman discusses why it's important to look at starter/reliever splits and identifies the 65 players who started five games and relieved in five others in 2021.
Jeff Zimmerman offers a simple rule of thumb for determining pitchers who have lost some talent versus those who have simply been unlucky.
Jeff Zimmerman tries to find the sweet spot between patience and moving on from a struggling hitter.
Jeff Zimmerman begins the process of turning the page by taking a quick look back and offering some key takeaways from the season that was.
Jeff Zimmerman highlights a few situations to look at and a few players to consider adding -- including the Brewers' Brent Suter -- for the stretch run.
Jeff Zimmerman returns with his latest Grab Bag! With the Yankees in a tailspin, how should we set our playing time expectations for those in pinstripes?
Jeff Zimmerman hits you with more fantasy baseball knowledge and insight heading into the first weekend of September. Was Brandon Marsh a good add in 12-team leagues?
Jeff Zimmerman returns to the RotoWire team with a look back at last week's top adds and a look ahead at what's to come as we enter the final stretch of the 2021 season.
Jeff Zimmerman analyzes what fantasy owners should expect from Le'Veon Bell when he finally ends his hold out. Hint: it's not good.
Jeff Zimmerman dives into the difficult area of rookie projections that incorporates team context. How much does team context matter when projecting rookie backs and receivers?
Jeff Zimmerman analyzes whether a quarterback's targets are predictable from year to year. Is Tom Brady likely to throw to his wide receivers more this year?
Jeff Zimmerman analyzes whether the quarterback or wide receiver is most important when it comes to catch rates for new QB/WR pairings. Which player has more influence?
Jeff Zimmerman analyzes which metrics from the NFL Combine portend success for wide receivers. Tuns out, bigger is better. What's that mean for Panthers rookie D.J. Moore?
Jeff Zimmerman takes another look at red-zone wide receivers to see if a player's height matters the closer a team gets to the goal line.
Jeff Zimmerman goes behind the numbers to identify which traits make up the ideal red-zone wide receiver. The results surprised even him.
Jeff Zimmerman reviews how last week's projections turned out and takes a stab at Week 5 projections for quarterbacks.
Jeff Zimmerman reviews how last week's projections turned out and takes a stab at Week 4 projections for quarterbacks.
Jeff Zimmerman continues his quest for a better projections system with quarterback projections for Week 3.
Jeff Zimmerman checks how his projection system fared in Week 1 and lays out his quarterback projections for Week 2.
Jeff Zimmerman unveils projections for Week 1 using his unique system and compares it to RotoWire's projections. What's the biggest difference?
Jeff Zimmerman moves to wide receivers with his unique projection model. If targets are evenly distributed, which receivers would move to the top?
Jeff Zimmerman unveils his unique projections system, beginning with quarterbacks. Find out why Aaron Rodgers is not the top-ranked quarterback.
Jeff Zimmerman details how he plans to investigate myths, conventional wisdom, what works and what doesn't in fantasy football this season.
Jeff Zimmerman looks at the impact of MLB's change in measuring velocity and what it means for pitchers like Brandon Finnegan. Is the Reds hurler a buy or sell?
Jeff Zimmerman reviews his Tout Wars auction where his approach netted him an impressive team, even if it is old and boring.
Jeff Zimmerman looks at the storylines fantasy owners need to follow through the early part of the season. How will A.J. Pollock respond after a year cut short by injury?
Jeff Zimmerman's analysis of playing time and risk contradicts what most fantasy owners believe -- the top players are not the safest draft picks. Which players are?
Jeff Zimmerman studies plate-appearance projections and whether fantasy owners can glean an advantage from that information. Are there enough plate appearances to go around in Chicago?
Jeff Zimmerman dives into how pitchers are affected by team BABIP and busts a myth about pitchers with extreme handedness splits.
Jeff Zimmerman looks for the traits that could determine which pitchers will struggle with an ERA greater than their ERA estimators. Is Shelby Miller doomed?
Jeff Zimmerman looks at aging curves for quarterbacks to pinpoint the age that signal callers begin to decline. It might be earlier than most assume.
Jeff Zimmerman took home a Tout Wars title, but it came down to one nail-biting Christian Yelich at-bat on the last day of the season. Find out how he did it.
Jeff Zimmerman walks through the process of evaluating the value for players replacing injured or suspended teammates and if it makes sense to draft them.
Jeff Zimmerman examines whether pairing a quarterback and kicker from the same team is a good draft strategy. The results surprised even him.
As the 2016 season winds down, Jeff Zimmerman reviews what fantasy owners should be doing now to prepare for 2017.
Jeff Zimmerman delves into the numbers to figure out just how much weight fantasy owners should give to the previous season when evaluating players.
Jeff Zimmerman analyzes player aging curves to determine when NFL running backs and wide receivers can be expected to decline. Is Julio Jones headed for a fall?
Jeff Zimmerman jumps into the deep pool of spin-rate data to find out what it means for pitchers and fantasy owners. What does spin rate tell us?
Jeff Zimmerman analyzes whether a player's second-half breakout is predictive for the following season. It is, but not in the way most assume.
Jeff Zimmerman reviews strategies for competing in September and how to best take advantage of things like innings limits and trades.
Jeff Zimmerman analyzes the exclusive club of starting pitchers who have hit the trifecta with GB, K, BB rates of 40, 20, 10 and explains what it means for fantasy owners.
Jeff Zimmerman delves into the numbers to determine whether talent or opportunity is better in predicting the success of rookie wide receivers and tight ends.
Jeff Zimmerman looks at players who have can contribute to fantasy teams with both power and speed, like the Twins' Eduardo Nunez.
Jeff Zimmerman delves into what to look for when deciphering a streak vs. a skills change for hitters. Is Daniel Murphy showing skills growth, or is he destined for significant regression?
Jeff Zimmerman analyzes the closer situations throughout the league and how the trade deadline could impact who closes this year and in 2017 for each team. Is Dellin Betances the future in New York?
Jeff Zimmerman analyzes how much off-field issues like birth and death impact a player's performance. Death seemed to affect Jean Segura in 2014. But what does that mean for others?
Jeff Zimmerman builds on last week's article that discussed player age and plate discipline to see which contact values might indicate a change in a player's performance.
Jeff Zimmerman looks at the relationship between a player's age and plate discipline, and perhaps it makes sense that Carlos Gomez's contact rate has nosedived this season.
Jeff Zimmerman looks at the last 30 days of stats to find players who are flying under the radar, like the Angels' Matt Shoemaker, and others who might be due for regression.