• Senior Fantasy analyst for ESPN
• Member, FSWA and FSTA Halls of Fame
• Best-selling author of "Fantasy Life"
AJ Mass previews the shortstop position in fantasy baseball for the 2013 season.
AJ Mass says to look at stats like K/9 rate and quality starts to find hidden gems among pitchers.
AJ Mass unveils a system that shows which closers are the safest and which are the riskiest going forward.
AJ Mass updates his Top 100 points league rankings and discusses the value of players known mostly for just their speed or their power.
AJ Mass updates his Top 100 points league rankings, including notes on players trending up or down, and cautions fantasy owners not to get too crazy with unnecessary lineup moves.
AJ Mass has his latest Top 100 points league rankings and discusses players who do the most they can despite little help from teammates.
AJ Mass discusses Chris Sale's fantasy value now that he's become the Chicago White Sox's closer.
AJ Mass breaks down the schedule and lineups for Week 17 of the fantasy baseball season.
AJ Mass says that how a reliever does against the first batter he faces during an outing could portend good or bad things about his future.
AJ Mass looks at the best options for the third week of Segment 2 of Baseball Challenge.
AJ Mass looks at the best options for the first week of Segment 2 of Baseball Challenge.
AJ Mass discusses four proven players off to slow starts and why they'll be challenged to turn things around.
AJ Mass wonders if Alex Rios can ever reach the level of the truly elite fantasy outfielders.
AJ Mass names the 2010 fantasy baseball All-Pro team as determined by ESPN's Player Rater.
Daily notes for fantasy baseball lineups for Thursday, Sept. 30.
Daily notes for fantasy baseball lineups for Saturday, Sept. 25, and Sunday, Sept. 26.