Hockey: More analytics news in the NHL: Greg Wyshynski reported last Tuesday that the Maple Leafs have added ExtraSkater.com founder Darryl Metcalf and are creating an entire analytics department. They’re also hiring bloggers Cam Charron and Rob Pettapiece to join that group. James Mirtle shared more insight on the team’s big jump into the movement, following up on July’s hire of numbers-savvy assistant general manager Kyle Dubas. And Travis Hughes also reported that the Philadelphia Flyers hired Ian Anderson from the Capitals to be their new analytics manager.

With ExtraSkater.com now gone, Fear The Fin shared a list of the best other hockey analytics sites available to the public. Travis Yost looked at shot data and urged fans to stop looking for easy answers. Mike Zeisberger got quotes from Tyler Seguin and other players on analytics. Rob Mixer had a little breakdown of Corsi and Fenwick for the Columbus Blue Jackets. And here’s a look at the new lottery breakdown, courtesy of Blake Murphy.

Basketball: Andrew Johnson categorized backcourt shot selection. Nylon Calculus also had its first Analytics Salon, featuring Ian Levy, Ben Dowsett, Kevin Ferrigan, Nathan Walker and I on the topic of Bradley Beal v. Dion Waiters. Tim Sartori crunched the numbers on team pick-and-roll defense. Nate Duncan had a fantastically worded criticism of the Wins Produced statistic. The Reversal Blog looked at whether offensive rebounding actually matters. And Daren Wilman, an analytics savant himself, expanded his website to include new NBA shot charts. An example is below.

Baseball: Jonah Keri and Neil Paine broke down the revolution of the modern MLB bullpen. Dave Cameron shared why Alex Gordon is surprisingly at the top of the WAR leaderboard for position players. Sam Miller analyzed all of the instances of players potentially lying this season. Ben Lindbergh had a detailed status update on the top prospects now playing at the major league level. Mike Lortz tried to see how many Yankees fans actually exist in Florida. And Stan Grossfeld, a two-time Pullitzer Prize-winning photojournalist for the Boston Globe, catalogued all of the dents on the Green Monster in Fenway.

SaberSeminar: We haven’t mentioned it yet in the roundups, but the annual Saber Seminar took place in Boston two weekends ago. Paul Swydan had a recap at FanGraphs. Ben Lindbergh reported on the “soft” side of sabermetrics. Ryan Morrison shared some lessons from the conference with a Diamondbacks point of view. Zachary Levine speculated what the main topics will be at next year’s event. And on a semi-related point, Bryan Cole looked at all of the video tracking systems in the game today and coming soon.

Football: Mark Schlabach and Dan Wolken wrote the latest features on SportSource Analytics, the company handling the data for the new College Football Playoff. Scott Kacsmar ($) asked if the NFC West might be even better than its historic performance last season. Steve Palazzolo showed why Ryan Shazier got a negative PFF grade despite 10 tackles and an interception in a recent preseason game. Chase Stuart listed the running backs with the most carries in a three-year period. And Christopher Gasper said fantasy football is fueling the NFL’s penalty-riddled preseason.

Other: Omar Chaudhuri looked back at the stunning improbability of the 2003-04 Arsenal team, known as The Invincibles. Rachel Nuwer shared how a new study, the largest to date, disproves the 10,000 hour rule championed in "Outliers" by Malcolm Gladwell. And Lauren Hepler identified the six biggest roadblocks for wearable technology in professional sports.