### Hitting/Offense

– **All Batted Ball Types, All the Time**, The Hardball Times

– **Are Patient Hitters Better Hitters**, Beyond the Box Score

– **BA/OBP/SLG Algebra, part 1**, Walk Saber

– **BA/OBP/SLG Algebra, part 2**, Walk Saber

– **BA/OBP/SLG Calculus, part 1**, Walk Saber

– **BA/OBP/SLG Calculus, part 2**, Walk Saber

– **BABIP**, FanGraphs

– **BABIP: Progressing and Regressing Groundball Out Rates**, Baseball Analysts

– **Base Stealer Intangibles, part 1**, The Hardball Times

– **Bases and Outs Ad Nauseum**, The Hardball Times

– **Batted Balls and Home Runs**, The Hardball Times

– **Batters and BABIP**, The Hardball Times

– **BB%**, FanGraphs

– **Bunting for a Hit**, Bill James Online

– **Common Run-Production Formulae Evaluated**, Baseball Analysts

– **Comparing Marginal Effects of Offensive Events Upon wOBA and OPS**, The Hardball Times

– **Contact%**, FanGraphs

– **Dissecting Plate Discipline, part 1**, The Hardball Times

– **Empirical Analysis of Bunting**, Baseball Analysts

– **Evolution of the Lead-Off Hitter**, Beyond the Box Score

– **F-Strike%**, FanGraphs

– **FB%**, FanGraphs

– **GB%**, FanGraphs

– **Groundballs, Flyballs, and Line Drives**, The Hardball Times

– **Groundballers**, Baseball Analysts

– **Hidden Value Within Slash Lines**, Beyond the Box Score

– **Hitting Stats on the Rise**, Nationals Arm Race

– **How Accurately Can We Estimate a Hitter’s Runs, part 1**, The Hardball Times

– **How Accurately Can We Estimate a Hitter’s Runs, part 2**, The Hardball Times

– **How to Evaluate Hitters**, The Hardball Times

– **HR/FB**, FanGraphs

– **If Line Drives Could Speak**, The Hardball Times

– **Introducing PrOPS**, The Hardball Times

– **ISO**, FanGraphs

– **K%**, FanGraphs

– **LD%**, FanGraphs

– **Much Ado About Bunting**, Beyond the Box Score

– **O-Contact%**, FanGraphs

– **O-Swing%**, FanGraphs

– **OBP**, FanGraphs

– **Offense: Baserunning Archives**, Baseball Prospectus

– **Offense: Hitting Archives**, Baseball Prospectus

– **Offense: Park Effects Archives**, Baseball Prospectus

– **Offense: Predicting Archives**, Baseball Prospectus

– **Offensive Percentages**, Walk Saber

– **On the Evolution of the Patient Hitter**, Baseball Prospectus

– **OPS**, FanGraphs

– **OPS+**, FanGraphs

– **Patience and Position**, The Hardball Times

– **Power Factor vs. Isolated Power**, Walk Saber

– **Predicting wOBA**, Beyond the Box Score

– **Predictive Ability of Swing Area**, The Hardball Times

– **PresAvg and Prediction**, Beyond the Box Score

– **Runner’s Reluctance, part 1**, Baseball Analysts

– **Runner’s Reluctance, part 2**, Baseball Analysts

– **Sloan Analytics: Rosenbeck on BABIP**, FanGraphs

– **Spd**, FanGraphs

– **Swing%**, FanGraphs

– **Swinging at First Pitch and Game Theory**, The Hardball Times

– **SwStr%**, FanGraphs

– **The Advantage of Batting Left-Handed**, The Hardball Times

– **The Benefit of Batting Eighth**, The Hardball Times

– **The Dreaded Leadoff Walk**, Bill James Online

– **The Evolution of Offensive Production at Each Position**, The Hardball Times

– **The Long and the Short of Plate Appearances**, The Hardball Times

– **The Value of a Batted Ball**, The Hardball Times

– **UBR**, FanGraphs

– **Using HIT f/x to Measure Skill**, The Hardball Times

– **wCB**, FanGraphs

– **wCB/C**, FanGraphs

– **wCH**, FanGraphs

– **wCH/C**, FanGraphs

– **wCT**, FanGraphs

– **wCT/C**, FanGraphs

– **wFB**, FanGraphs

– **What Are Little Runs Made of**, The Hardball Times

– **When Are Batters Most Aggressive**, The Hardball Times

– **When is a Fly Ball a Line Drive**, The Hardball Times

– **wKN**, FanGraphs

– **wOBA**, FanGraphs

– **wRAA**, FanGraphs

– **wRC**, FanGraphs

– **wRC+**, FanGraphs

– **wSF**, FanGraphs

– **wSF/C**, FanGraphs

– **wSL**, FanGraphs

– **wSL/C**, FanGraphs

– **Z-Contact%**, FanGraphs

– **Z-Swing%**, FanGraphs

– **Zone%**, FanGraphs

### Pitching

– **A Couple of Alternatives to ERA**, Bill James Online

– **A Different Look at BABIP**, The Hardball Times

– **A History of the LOOGY, part 1**, The Hardball Times

– **A History of the LOOGY, part 2**, The Hardball Times

– **A Pitch f/x Primer**, Beyond the Box Score

– **A Second Look at Situational Pitching**, The Hardball Times

– **Adding Defensive Adjustments to ERA+**, Beyond the Box Score

– **Adjusting Pitching for Quality of Offense**, Beyond the Box Score

– **Aim for the Head: Quality Starts**, Baseball Prospectus

– **An Argument for FanGraphs’ Pitching WAR**, The Hardball Times

– **Anatomy of a Pitch: Change-Up**, The Hardball Times

– **Anatomy of a Pitch: Curveball**, The Hardball Times

– **Anatomy of a Pitch: Four-Seamer**, The Hardball Times

– **Anatomy of a Pitch: Slider**, The Hardball Times

– **Another Look at Batted Balls and DIPS**, The Hardball Times

– **Another Look at DIPS**, The Hardball Times

– **Applying Linear Weights to Pitchers**, Beyond the Box Score

– **BABIP**, FanGraphs

– **Basic Pitch f/x Park Effects**, Beyond the Box Score

– **BB%**, FanGraphs

– **BB/9**, FanGraphs

– **Between the Numbers: ERA Estimators**, Baseball Prospectus

– **Archive: Breaking Balls**, Baseball Prospectus

– **Butterflies Are Not Bullets**, The Hardball Times

– **Closer**, The Hardball Times

– **Contact%**, FanGraphs

– **Curveball Command, part 1**, The Hardball Times

– **Curveball Command, part 2**, The Hardball Times

– **Defense and Pitching Archives**, Baseball Prospectus

– **DIPS, Again**, The Hardball Times

– **DIPS, LIPS, and Hips**, The Hardball Times

– **Do Pitchers Control How a Ball is Hit**, The Hardball Times

– **Do Relief Pitchers Suffer From Pitching Back-to-Back Days**, The Hardball Times

– **Does Reliever Over-Use Lead to Poor Subsequent Performance**, The Hardball Times

– **Drawing an Ace, part 1**, The Hardball Times

– **Drawing an Ace, part 2**, The Hardball Times

– **Edge%**, FanGraphs

– **ERA**, FanGraphs

– **ERA-**, FanGraphs

– **Evaluating Pitcher Winning %, part 1**, Walk Saber

– **Evaluating Pitcher Winning %, part 2**, Walk Saber

– **Evaluating Pitcher Winning %, part 3**, Walk Saber

– **Exactly What Are Effecting Throwing Mechanics**, The Hardball Times

– **Examining the Relief of Relieving**, The Hardball Times

– **Fastball, Slider, Change-Up, Curveball — An Analysis**, The Hardball Times

– **F-Strike%**, FanGraphs

– **FB%**, FanGraphs

– **FIP**, FanGraphs

– **FIP-**, FanGraphs

– **GB%**, FanGraphs

– **Groundballs and Home Run Rates**, The Hardball Times

– **Holding the Runner**, The Hardball Times

– **How and When Does Velocity Change During a Start**, Beyond the Box Score

– **How Are Closers Being Leveraged**, The Hardball Times

– **How Does Left-Handed Pitching Usage Affect OPS**, Beyond the Box Score

– **How Fast Should a Fastball Be**, The Hardball Times

– **How Has Left-Handed Pitching Usage Changed**, Beyond the Box Score

– **How Well Can We Predict ERA**, The Hardball Times

– **HR/FB**, FanGraphs

– **In Search of the Sinker**, The Hardball Times

– **Inside the Change-Up**, The Hardball Times

– **Inside the Rules: The Balk**, The Hardball Times

– **Inside the Rules: The Strike Zone**, The Hardball Times

– **K%**, FanGraphs

– **K/9**, FanGraphs

– **K/BB**, FanGraphs

– **kwERA-**, Beyond the Box Score

– **Late Break**, Baseball Prospectus

– **LD%**, FanGraphs

– **LOB%**, FanGraphs

– **MD**, FanGraphs

– **More on Pitch Sequences**, The Hardball Times

– **O-Contact%**, FanGraphs

– **O-Swing%**, FanGraphs

– **On Curveballs**, The Hardball Times

– **One-Batter Pitchers**, The Hardball Times

– **Pitch Classification Revisited**, The Hardball Times

– **Pitch Identification Tutorial**, The Hardball Times

– **Pitch Run Value and Count**, The Hardball Times

– **Pitch Sequencing**, The Hardball Times

– **Pitcher Abuse Archives**, Baseball Prospectus

– **Pitcher Similarity Scores**, Beyond the Box Score

– **Pitcher Similarity Scores**, The Hardball Times

– **Pitcher Usage Archives**, Baseball Prospectus

– **Pitchers and Swing Area**, The Hardball Times

– **Pitchers and Their BABIPs**, Baseball Prospectus

– **Pitchers Hitting Archives**, Baseball Prospectus

– **Pitching: Predicting Archives**, Baseball Prospectus

– **Pitching Around Batters**, The Hardball Times

– **Pitching Mechanics, the Uncertainty of Data, and Fear**, The Hardball Times

– **Pitching Repertoires and BABIP**, The Hardball Times

– **Pitching to Zones**, The Hardball Times

– **Predictive FIP**, The Hardball Times

– **Putting Pitcher W-L Records in Context**, Walk Saber

– **Quality Start Revisited**, Bill James Online

– **Relief Pitching Archives**, Baseball Prospectus

– **Relief Run Average**, Walk Saber

– **Scoring on the Sacrifice Fly**, The Hardball Times

– **SD**, FanGraphs

– **Should We Be Using ERA Estimators During the Season**, The Hardball Times

– **SIERA**, FanGraphs

– **Slicing and Dicing the Strike Zone by Pitch**, The Hardball Times

– **Starting Pitcher Leveraging, part 1**, The Hardball Times

– **Starting Pitcher Leveraging, part 2**, The Hardball Times

– **Starting Pitcher Leveraging, part 3**, The Hardball Times

– **Starting Pitcher Leveraging, part 4**, The Hardball Times

– **Starting Pitcher Leveraging, part 5**, The Hardball Times

– **Starting Pitcher Leveraging, part 6**, The Hardball Times

– **Starting Pitcher Leveraging, part 7**, The Hardball Times

– **Starting Pitching Archives**, Baseball Prospectus

– **Strikeout Rates Explained**, Beyond the Box Score

– **Strikethrowers and Control Freaks**, The Hardball Times

– **Swing%**, FanGraphs

– **SwStr%**, FanGraphs

– **tERA**, FanGraphs

– **The Blown Save**, The Hardball Times

– **The Continued Misuse of FIP**, The Hardball Times

– **The Defensive Shift: Pitch by Pitch**, The Hardball Times

– **The Knuckleball As a Strikeout Pitch**, The Hardball Times

– **The Luck Stats**, The Hardball Times

– **The Many Flavors of DIPS**, SABR

– **The Missing Ingredient of Pitcher Defense**, Bill James Online

– **The Negative Relationship Between Strikeouts and BABIP**, Beyond the Box Score

– **The Truth About the Grounder**, The Hardball Times

– **Timing Pitchers and Catchers to Prevent Stolen Bases**, Bill James Online

– **To Walk or Not to Walk**, The Hardball Times

– **Two True Outcomes**, The Hardball Times

– **Uncovering DIPS**, The Hardball Times

–** Using WPA to Grade Bullpen Management, part 1**, The Hardball Times

– **Using WPA to Grade Bullpen Management, part 2**, The Hardball Times

– **wCB**, FanGraphs

– **wCB/C**, FanGraphs

– **wCH**, FanGraphs

– **wCH/C**, FanGraphs

– **wCT**, FanGraphs

– **wCT/C**, FanGraphs

– **wFB**, FanGraphs

– **wFB/C**, FanGraphs

– **What’s Better Than ERA to Measure a Pitcher’s Effectiveness**, Bill James Online

– **When to Walk, part 1**, The Hardball Times

– **When to Walk, part 2**, The Hardball Times

– **wKN**, FanGraphs

– **wKN/C**, FanGraphs

– **Working the Outside Edge**, The Hardball Times

– **wSF**, FanGraphs

– **wSF/C**, FanGraphs

– **wSL**, FanGraphs

– **wSL/C**, FanGraphs

– **xFIP**, FanGraphs

– **xFIP-**, FanGraphs

– **Z-Contact%**, FanGraphs

– **Z-Swing%**, FanGraphs

– **Zone%**, FanGraphs

### Fielding/Defense

– **An Introduction to Field f/x**, The Hardball Times

– **ARM**, FanGraphs

– **BIZ**, FanGraphs

– **Catcher Defense: Archives**, Baseball Prospectus

– **CPP**, FanGraphs

– **Defense and RBI**, The Hardball Times

– **Defense: Methodology Archives**, Baseball Prospectus

– **Defense: Park Effects Archives**, Baseball Prospectus

– **Does Outfield Alignment Actually Matter**, FanGraphs

– **DPR**, FanGraphs

– **DRS**, FanGraphs

– **ErrR**, FanGraphs

– **Evaluating Defense Using HIT f/x**, The Hardball Times

– **Exploring the Intangibles of Catching**, Baseball Analysts

– **FSR**, FanGraphs

– **Fielding Aging Curves**, The Hardball Times

– **Fielding: Archives**, Baseball Prospectus

– **Fielding Stats**, The Hardball Times

– **How Important is Hitting the Catcher’s Target**, Bill James Online

– **How Well Do Advanced Defensive Statistics Correlate**, Bill James Online

– **Infield Defense, part 1**, The Hardball Times

– **Infield Defense, part 2**, The Hardball Times

– **Inside the Rules: It’s Not a Dropped Third Strike**, The Hardball Times

– **Manufactured Runs**, Baseball Prospectus

–** Measuring Range**, The Hardball Times

– **On Defense: Subjective Data, Objectively Considered**, The Hardball Times

– **OOZ**, FanGraphs

– **Predicting Double Play Rate**, The Hardball Times

– **Putting the Scissor to Defense**, The Hardball Times

– **rARM**, FanGraphs

– **rGDP**, FanGraphs

– **rGFP**, FanGraphs

– **rPM**, FanGraphs

– **rSB**, FanGraphs

– **RngR**, FanGraphs

– **RPP**, FanGraphs

– **RZR**, FanGraphs

– **Speed and Defense**, The Hardball Times

– **Testing Catcher Framing Numbers**, Tangotiger

– **The Art of Pitch Framing**, Grantland

– **The World of Catcher’s Interference**, Baseball Analysts

– **TZ**, FanGraphs

– **TZL**, FanGraphs

– **UZR**, FanGraphs

– **UZR/150**, FanGraphs

### Other

– **A Closer Look at Run Estimation**, The Hardball Times

– **A Guide to Sabermetric Research: How to Find Data**, SABR

– **A Run Saved Is a Run Scored**, The Hardball Times

– **A Zone of Their Own**, The Hardball Times

– **Ability vs. Value,** Buckeyes and Sabermetrics

– **Baselines**, Buckeyes and Sabermetrics

– **Batted Balls and Park Effects**, The Hardball Times

– **Can’t Buy Me Chemistry**, Baseball Prospectus

– **Common Fallacies**, Buckeyes and Sabermetrics

– **Consistency Is Key, part 1**, The Hardball Times

– **Consistency Is Key, part 2**, The Hardball Times

– **Constructing Lineups**, The Hardball Times

– **Counting Stats and Rate Stats**, The Hardball Times

– **Crucial Situations, part 2**, The Hardball Times

– **Databases for Sabermetricians**, The Hardball Times

– **Defining Value**, Walk Saber

– **Does Size Matter, part 2**, The Hardball Times

– **Does Size Matter, part 3**, The Hardball Times

– **Does Size Matter, part 4**, The Hardball Times

– **Does Size Matter, part 5**, The Hardball Times

– **Figuring Out the Strike Zone and Umpire Run Values**, Beyond the Box Score

– **Game Theory and Baseball**, The Hardball Times

– **Game Theory is the Next Moneyball**, The Hardball Times

– **How Do Ultimate Base Runs and Equivalent Base Running Runs Compare**, Beyond the Box Score

– **How to Measure a Player’s Value, part 1**, The Hardball Times

– **How to Measure a Player’s Value, part 2**, The Hardball Times

– **How to Measure a Player’s Value, part 3**, The Hardball Times

– **Inside the Rules: Four Outs in an Innings**, The Hardball Times

– **Introducing the Rate Similarity Score**, The Hardball Times

– **Is It Better to Be an Elite Run Producing or Run Preventing Team**, Beyond the Box Score

– **It’s Okay to Be Mystified by Linear Weights**, The Hardball Times

– **Lineup Styles, part 1**, Beyond the Box Score

– **Lineup Styles, part 2**, Beyond the Box Score

– **Measuring the Dollar Value of a Player, part 1**, The Hardball Times

– **Measuring the Dollar Value of a Player, part 2**, The Hardball Times

– **Measuring the Dollar Value of a Player, part 3**, The Hardball Times

– **On Run Distributions, part 1**, Walk Saber

– **On Run Distributions, part 2**, Walk Saber

– **On Run Distributions, part 3**, Walk Saber

– **On Run Distributions, part 4**, Walk Saber

– **On Run Distributions, part 5**, Walk Saber

– **On Run Distributions, part 6**, Walk Saber

– **On Run Distributions, part 7**, Walk Saber

– **Park Factors**, Buckeyes and Sabermetrics

– **Park Factors and Team Wins: Going to the Pen**, Beyond the Box Score

– **Platooning, part 2**, The Hardball Times

– **Platooning, part 3**, The Hardball Times

– **Positional Adjustments**, Buckeyes and Sabermetrics

– **Rate Stats, part 1**, Walk Saber

– **Rate Stats, part 2**, Walk Saber

– **Rate Stats, part 3**, Walk Saber

– **Rate Stats, part 4**, Walk Saber

– **Rate Stats, part 5**, Walk Saber

–** Rate Stats, part 6**, Walk Saber

– **Run Estimation Stuff, part 1**, Walk Saber

– **Run Estimation Stuff, part 2**, Walk Saber

– **Run Estimation Stuff, part 4**, Walk Saber

– **Run Estimation Stuff, part 5**, Walk Saber

– **Run Estimation Stuff, part 6**, Walk Saber

– **Run Estimators**, Buckeyes and Sabermetrics

– **Runs Created and Lucky Wins**, The Hardball Times

– **Runs Per Game**, The Hardball Times

– **Saber-Friendly Blogging 101: Trade Value Calculator**, Beyond the Box Score

– **Simple BsR Component RAs**, Walk Saber

– **Smart Defense vs. Smart Offense**, The Hardball Times

– **Stats: Archives**, Baseball Prospectus

– **Summing Up Game Score**, The Hardball Times

– **Swinging Strikes Are Good for Pitchers, But Not Bad for Hitters**, Beyond the Box Score

– **Sabermetric Wiki**, Tangotiger

– **The Optimal Batting Order**, Sloan

– **The Root**, The Hardball Times

– **What’s Wrong with Wins and RBI**, Nationals Arm Race

### Wins

– **-WPA**, FanGraphs

– **+WPA**, FanGraphs

– **Adjusting Steals for Win Value**, The Hardball Times

– **Another Look at Replacement Level**, The Hardball Times

– **Base Running**, FanGraphs

– **Batting**, FanGraphs

– **BIP-Wins**, FanGraphs

– **Clutch**, FanGraphs

– **Creating a WAR Database**, Beyond the Box Score

– **Diamond Dollars: The Economics of Winning in Baseball**, The Hardball Times

– **exLI**, FanGraphs

– **FDP-Wins**, FanGraphs

– **Fielding Runs**, FanGraphs

– **Fld + Pos**, FanGraphs

– **gmLI**, FanGraphs

– **LOB-Wins**, FanGraphs

– **Money and Wins**, The Hardball Times

– **Net Win Shares Value**, The Hardball Times

– **Of Runs and Wins**, The Hardball Times

– **On Rotation Order and Win Probabilities**, The Hardball Times

– **PH**, FanGraphs

– **phLI**, FanGraphs

– **pLI**, FanGraphs

– **Positional Adjustment**, FanGraphs

– **RA9-Wins**, FanGraphs

– **RAR (offensive)**, FanGraphs

– **RAR (pitching)**, FanGraphs

– **RE24**, FanGraphs

– **Replacement Runs**, FanGraphs

– **REW**, FanGraphs

– **Runs Per Win**, Walk Saber

– **Salaries and Win Shares**, The Hardball Times

– **The One About Win Probability**, The Hardball Times

– **The WPA Inquirer**, The Hardball Times

– **WAR (offensive)**, FanGraphs

– **WAR (pitching)**, FanGraphs

– **WAR and Remembrance**, Baseball Analysts

– **WAR vs. Win Shares**, The Hardball Times

– **Win % Estimators**, Buckeyes and Sabermetrics

– **Win Shares**, Buckeyes and Sabermetrics

– **Win Shares Walkthrough, part 1**, Walk Saber

– **Win Shares Walkthrough, part 2**, Walk Saber

– **Win Shares Walkthrough, part 3**, Walk Saber

– **Win Shares Walkthrough, part 4**, Walk Saber

– **Win Shares Walkthrough, part 5**, Walk Saber

– **Win Shares Walkthrough, part 6**, Walk Saber

– **Win Shares Walkthrough, part 7**, Walk Saber

– **What WPA Can Tell Us**, The Hardball Times

– **What WPA Can Tell Us About Players**, The Hardball Times

– **What WPA Can Tell Us About Teams**, The Hardball Times

– **WPA**, FanGraphs

– **WPA/LI**, FanGraphs

– **WPA to Date**, The Hardball Times

– **WPS and the Postseason, part 1**, The Hardball Times

– **WPS and the Postseason, part 2**, The Hardball Times