May 24, 2013

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About David Gassko

David Gassko is a former consultant to a major league team. He welcomes comments via e-mail.


Note: This page displays up to 200 articles at a time. To view a subset of a writer's work, click on one of the following years:
  2013  2012  2011  2010  2009  2008  2007  2006  2005  2004

David Gassko's Articles

Click here to view an RSS feed of this writer's articles.

Patriot’s Day

April 16, 2013
April 15, 2013 will not be forgotten.

THT Live: Career projections 2011

March 30, 2011

THT Live: Saber seminar

March 29, 2011

THT Live: How much should Pujols get?

February 07, 2011

THT Live: Searching THT Forecasts in your browser

February 05, 2011

THT Live: THT Forecasts: Player comments are up

February 01, 2011

It’s time for THT Forecasts

December 20, 2010
Projections, player comments and more, right at your fingertips.

It’s time for THT Forecasts

December 20, 2010
Projections, player comments and more, right at your fingertips.

THT Live: Predicting the Cy Young and MVP winners

November 16, 2010

THT Live: With a month to go, who are this year’s Cy Youngs and MVPs?

August 30, 2010

When a pitcher meets a hitter

June 08, 2010
The game theory of the batter/pitcher match-up.

THT Live: Two months in, who are the Cy Young and MVP contenders?

June 01, 2010

THT Live: Two months into the season

May 31, 2010

THT Live: So how much will Pujols get?

May 06, 2010

THT Live: How much will Pujols get?

May 05, 2010

THT Live: A month into the season

May 03, 2010

Roster Doctor is back

April 23, 2010
The headline says it all.

THT Live: THT Forecasts Updated

April 22, 2010

Beyond Batting Average: A Review

April 07, 2010
David reviews Lee Panas' new book on baseball statistics.

THT Live: THT Forecasts, now with saves and wins projections

April 03, 2010

THT Live: THT Forecasts Updated

March 25, 2010

THT Live: THT Forecasts Updated

March 16, 2010

THT Live: THT Forecasts Now Available in Spreadsheet Form

March 14, 2010

THT Live: THT Forecasts update, the short version

March 11, 2010

THT Live: THT Forecasts update

March 11, 2010

Introducing THT Forecasts

March 04, 2010
Want to win your fantasy league this year? Read THT Fantasy and sign up for THT Forecasts!

Introducing THT Forecasts

March 04, 2010
Debuting the newest offering from The Hardball Times.

Career Projections 2010

February 03, 2010
Which players are most likely to reach 3,000 hits, 763 home runs, and 300 wins? Downloadable spreadsheet at the end!

Who’s going to win the MVP?

October 13, 2009
David looks at the MVP and Cy Young races, using a model he developed for his article in The Hardball Times Annual 2010.

Man vs. computer

October 06, 2009
Can a baseball analyst beat his own projection system? David checks the results of his preseason predictions.

A treatise on true talent

July 30, 2009
What does it mean to know how good a player really is? Or, how likely is Ichiro to get a hit in his next at-bat?

THT Live: Curt’s Pitch for ALS

June 25, 2009

THT Live: Papi getting pop-y

June 22, 2009

Explaining LIPS

June 16, 2009
An explanation of what goes into Luck Independent Statistics, aka LIPS.

Welcome to the new THT Fantasy

May 31, 2009
We've re-designed THT Fantasy; come take a look at all the new features!

THT Live: The Diamond Mind Projection Blowout 2009

March 30, 2009

Best regards, John

March 30, 2009
THT authors remember John Brattain.

29 players I think the THT projections got wrong

March 30, 2009
David runs down a list of players who he thinks will over- or underperform their THT projections.

THT Live: THT Projected Standings, as of March 9

March 18, 2009

THT Season Preview 2009 is shipping

February 09, 2009
The Hardball Times Season Preview 2009 is shipping.

THT Live: THT Season Preview 2009 is shipping

February 09, 2009

The A-Rod Roundtable

February 09, 2009
THT authors debate allegations of Alex Rodriguez's steroid use.

It’s The Hardball Times Season Preview 2009

January 26, 2009
Whether you're a fanatical fantasy player, or just want to see what's up with your favorite team, the THT Season Preview 2009 is just for you.

THT Live: UZR now available on Fangraphs

December 07, 2008

Do experienced players perform better in the postseason?

November 20, 2008
David continues his examination of whether experience makes a difference in the playoffs.

Does experience matter in the postseason?

November 12, 2008
David asks if experienced teams really have an advantage when the playoffs come around.

THT Fantasy Mailbag

October 30, 2008
Announcing a new feature on THT.

So how did THT projections do?

October 06, 2008
Comparing the accuracy of 2008 THT projections with that of PECOTA, CHONE and ZiPS.

THT Live: Height and home run rates

September 30, 2008

THT Live: Fun with THT stats

July 23, 2008

THT Live: Sabermetrics class at MIT on Sunday

July 10, 2008

THT round table: Sabathia and Harden

July 10, 2008
Our authors discuss the Sabathia and Harden deals.

What is the value of a playoff win?

June 26, 2008
David explores just how important winning in the postseason is these days, compared to previous eras.

Will Joba Chamberlain make a good starter?

June 07, 2008
David delves deep into the data on Joba Chamberlain's first start.

All about Ben Sheets

May 02, 2008
David looks at Ben Sheets from a statistical, mechanical and injury perspective with help from Dan Loeterman and Chris Neault.

THT Live: How bad does Clement’s defense have to be?

April 25, 2008

THT Live: Do some types of pitchers get more calls?

April 24, 2008

THT Live: Philosophical Pitch f/x thought of the day

April 21, 2008

THT Live: Hilarious

April 11, 2008

THT Live: Knuckleballs and timing

April 11, 2008

Testing my career projection system

April 10, 2008
Odds of mimicking reality: high.

THT Live: Catcher Defense

April 06, 2008

Five Questions: Baltimore Orioles

March 28, 2008
In a land without hope...Maryland.

THT Live: THT Projections Update

March 20, 2008

Batted balls and park effects

March 20, 2008
Beyond mere run factors.

THT Live: Dykstra Launching Magazine for Professional Athletes

March 18, 2008

Do pitch counts count?

March 06, 2008
The toll of a toss.

THT Live: For those of you in Wisconsin…

February 26, 2008

Avoiding the hook

February 21, 2008
More research on which pitchers have longer careers.

THT Live: The THT Season Preview 2008 is shipping

February 19, 2008

The THT Season Preview 2008 is shipping

February 19, 2008
The Hardball Times Season Preview 2008 is on its way to your doorstep as we speak.

Will to power

February 14, 2008
Do strikeout pitchers truly tend to have longer careers?

THT Live: Do teams improve by firing their managers?

February 12, 2008

It’s the Hardball Times Season Preview 2008!

February 08, 2008
Whether you're a fanatical fantasy player, or just want to see what's up with your favorite team, the THT Season Preview 2008 is just for you.

The Hardball Times Season Preview 2008: A sample chapter

February 08, 2008
A few pages from the Red Sox chapter for those interested in the kind of content you can find in the THT Season Preview.

Ten things I learned from The Hardball Times Season Preview 2008

February 08, 2008
Previewing the Season Preview.

Do chicks dig the long ball?

January 31, 2008
Whether hits in bleachers put fannies in seats.

Is Curt Schilling toast?

November 15, 2007
David examines whether Curt Schilling has another good season left in him.

THT Live: Ridiculous “Science”

November 09, 2007

THT Live: Manny Ortez

October 31, 2007

Have pitchers become more fragile?

October 25, 2007
David explores whether or not pitchers today just don't have it in them to throw as many innings as our heroes of yesteryear.

My 2007 MVPs

October 11, 2007
David presents his MVP ballot for 2007.

The value of a batted ball

September 20, 2007
David looks at whether hitters stick to doing what they're best at and whether or not some hitters get more value out of their batted balls than others.

THT Live: 2007 Zone Ratings

August 27, 2007

Historical hitting by position

August 09, 2007
David looks at how players at different positions have hit throughout baseball history.

THT Live: Don’t worry, Red Sox fans

August 08, 2007

THT Live: Barry Bonds

August 05, 2007

THT Live: Baseball’s biggest problem

August 03, 2007

Analyzing the deadline deals

August 01, 2007
David takes a look at all the trades made near baseball's trading deadline.

A quick note on Manny Ramirez

July 23, 2007
Has Manny really lost his power?

THT Live: Joel Pineiro designated for assignment

July 22, 2007

THT Live: Don’t blow it!

July 21, 2007

Are the Red Sox collapsing?

July 19, 2007
David takes a look at Boston's recent mediocrity.

THT Live: When did fans start obsessing over steroids?

July 16, 2007

Did Buehrle get overpaid?

July 12, 2007
David investigates Mark Buehrle's new contract.

The Kazmir conundrum

July 05, 2007
David ponders whether Scott Kazmir's strikeout rates are hurting the young pitcher.

The “Luck” Stats

June 28, 2007
Which pitchers have been lucky this season?

Big cities, big problems

June 28, 2007
Are some places just harder to succeed in?

D-Fence!

June 14, 2007
David reviews the best fielders of 2007.

THT Live: The funniest sabermetric joke ever made

June 13, 2007

THT Live: Lasik

June 07, 2007

Untimely Performances

May 30, 2007

David discusses his pitching woes.



Pondering Pythagoras

May 24, 2007
David considers whether there is any way for teams to systematically outperform their expected record.

The Cheater’s Guide to Baseball: A Review

May 17, 2007
David Gassko reviews Derek Zumsteg's new book, and comes away very impressed.

Pennants Added Revisited

May 03, 2007
David answers a couple questions about last week's column.

Pennants Added

April 26, 2007
David takes a look at a popular statistic.

THT Live: League Difficulty (Part 4)

April 16, 2007

Measuring the Change in League Quality (Part 3)

April 16, 2007
Nerd fight, part two.

Measuring the Change In League Quality (Part Two)

April 12, 2007
David continues his look at the evolution of league quality, and gives us some conclusions.

THT Live: Matsuzaka Scouting Report

April 05, 2007

Measuring the Change in League Quality

April 05, 2007
How much better are players today?

Breaking the Pitcher

March 29, 2007
David examines whether breaking balls really cause young pitchers to break down.

Five Questions: Colorado Rockies

March 23, 2007
Are the Rockies instituting yet another five-year plan?

Five Questions: Baltimore Orioles

March 20, 2007
Did you realize the Orioles have been below .500 nine years running?

Diamond Dollars Reviewed

March 01, 2007
David reviews Vince Gennaro's new book on the business of baseball.

Ten Things I Learned About Next Season

February 22, 2007
David discusses The Hardball Times 2007 Season Preview, and previews some of its more interesting projections.

Hitting Pitchers

February 08, 2007
Not literally, of course. David examines the best hitting pitchers of today and yesterday, and many other related questions.

The Outside Corner

February 01, 2007
David explores the current state of umpiring in the major leagues.

Uncovering DIPS

January 04, 2007
David delves deep into DIPS theory, and makes some stunning conclusions about what pitchers can and cannot control.

DIPS, LIPS, and Hips

December 28, 2006
OK, no hips, but David does share a wealth of DIPS 3.0 statistics for 2006, and introduces a new stat to help further weed out luck from a pitcher's statistics.

Lineup Balance

December 07, 2006
How important is a balanced lineup, and other questions.

The Year-After Effect

November 30, 2006
Why taking Scott Kazmir in your fantasy draft might not be as risky as you think.

Present Value

November 27, 2006
Why Soriano's contract really isn't as big as it seems.

How much is Matsuzaka worth?

November 16, 2006
David tries to estimate just how much the Red Sox should offer their new Japanese superstar.

Does Size Matter (Part 6)

November 09, 2006
David finally concludes his series on player size.

The Curious Case of Julian Tavarez

October 06, 2006
Might the Red Sox have found a quality starter?

Does Size Matter (Part 5)

September 29, 2006
This time, we take a look at pitchers.

Does Size Matter (Part 4)

September 22, 2006
In the fourth installment of a multi-part series, David finally comes to a conclusion on how size affects a hitter's projection.

Jonathan Papelbon and Replacement Level

September 18, 2006
Why we aren't thinking about Papelbon's value as a closer correctly.

Does Size Matter? (Part 3)

September 14, 2006
In the third installment of a multi-part series, David examines how size affects older hitters' power projections, and considers an alternative theory on why size matters.

Does Size Matter? (Part 2)

August 18, 2006
In the second installment of a multi-part series, David examines how size affects a hitter's power projections.

THT Dartboard: August 11, 2006

August 11, 2006
After a week-long hiatus, the Dartboard is back.

Does Size Matter? (Part 1)

August 10, 2006
In this first installment of a multi-part series, David examines the effect of size on a hitter's batting line.

Projection Roundtable (Part 5)

August 04, 2006
David discusses projecting the future with six top baseball forecasters in this five part series.

Projection Roundtable (Part 4)

August 03, 2006
David discusses projecting the future with six top baseball forecasters in this five part series.

Projection Roundtable (Part 3)

August 02, 2006
David discusses projecting the future with six top baseball forecasters in this five part series.

Projection Roundtable (Part 2)

August 01, 2006
David discusses projecting the future with six top baseball forecasters in this five part series.

Projection Roundtable (Part 1)

July 31, 2006
David discusses projecting the future with six top baseball forecasters in this five part series.

THT Dartboard: July 27, 2006

July 27, 2006
Ranking all major league teams.

THT Dartboard: July 21, 2006

July 21, 2006
Ranking all major league teams.

THT Dartboard: July 13, 2006

July 14, 2006
Questions for the second half.

THT Dartboard: July 7, 2006

July 07, 2006
The All-Star edition of THT's Dartboard.

THT Dartboard: June 29, 2006

June 29, 2006
Ranking all major league teams.

DIPS, Again

June 23, 2006
Proceed at your own risk.

THT Dartboard: June 22, 2006

June 22, 2006
Ranking all major league teams.

Albert Pujols and the State of Baseball

June 14, 2006
Why his injury has been front page news for almost a week.

What’s Roger Clemens Worth?

June 02, 2006
Did the Astros overpay?

Dusty Baker and Pitch Counts

May 26, 2006
Is the Cubs manager endangering his starters?

The Truth About the Grounder

May 12, 2006
Answering questions about ground ball pitchers.

THT Live: Tommy John surgery

May 06, 2006

The Greatest Pitcher Alive

May 05, 2006
ESPN polled their experts; David looks at the numbers.

Same old, same old

April 28, 2006
How important is consistency?

Five Questions: Colorado Rockies

March 28, 2006
Will the Rox score more than 3.57 runs per game on the road?

Five Questions: Baltimore Orioles

March 21, 2006
Is there any hope?

The Fielding Bible

March 10, 2006
It's stuffed!

Slammin’ Sammy

February 24, 2006
We're all doing it now.

Another Look at Batted Balls and DIPS

February 17, 2006
David updates and re-visits his DIPS 3.0 formula, with insight into its importance and uses. So skip the article and download the spreadsheets with all the numbers.

Evaluating the Evaluators

February 03, 2006
An explanation of the five most mainstream defensive metrics, and an examination of their accuracy and importance.

Pitching Runs Created Again

January 27, 2006
Answering a few questions.

Pitching Runs Created

January 20, 2006
A cool new way to evaluate pitchers.

Understanding Defensive Ratings

January 10, 2006
David makes it easier to do, with a little help from his friends batting average and Manny Ramirez. (Hint: Manny stinks.)

Ramirez and Tejada

January 03, 2006
Manny and Miggy. So similar, but who's worth more?

Range Revisited

December 19, 2005
Revising David's Range system.

How Much Can We Learn By Looking At “Stuff”?

December 14, 2005
David takes a look at the predictive power of pitchers' stuff.

Is Ryan Worth It?

November 28, 2005
David looks at the five-year deal the Blue Jays gave B.J. Ryan.

Stop the Madness! Or not.

November 23, 2005
David's head explodes talking about the AJ Burnett Sweepstakes.

Quantifying Catcher Defense, and Other Stuff Like That

November 17, 2005
David doesn't answer if I-Rod is better than Mike Piazza, but he does tell you lots of other use(less)ful things.

The Rise and Fall of Nomar Garciaparra

November 07, 2005
A short history of a fomerly great player's career.

Goodbye to the Architect

November 04, 2005
David says Larry Lucchino and John Henry are to blame for Theo Epstein's departure, whether it's their fault or not.

2005 Gold Gloves

October 24, 2005
David looks at baseball's best and worst defenders.

Killer B’s: This Time It’s Backe

October 17, 2005
A WPA look at Game 4 of the Astros-Cardinals series.

A Game of Epic Proportions

October 10, 2005
Looking at game four in the Astros/Braves series with Win Probability Added

Fifteen

October 07, 2005
This time it's 15 losses for Greg Maddux

Measuring Range

September 28, 2005
Taking a shot at creating a new defensive metric.

A Mini-Dynasty in the Making

September 19, 2005
What shaped the team challenging the White Sox in the AL Central.

How to Pitch in Colorado

September 12, 2005
David takes a look at what kind of pitchers succeed at Coors Field.

Whatever Happened to Ichiro?

September 05, 2005
Finding the reasons for Ichiro's decline.

Batted Balls and DIPS

August 30, 2005
Are you ready for DIPS 3.0? David takes a crack.

Ranking the General Managers

May 31, 2005
David presents a system for ranking Epstein, Sabean, Beane and the others.

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