RELIEVERS: Using Leverage Index
Apr 16 2013
This week, this column looks at early returns on Leverage Index in a few pens. Leverage Index (LI) was developed by Tom Tango and measures the amount of swing in the possible change in win probability indexed against an average value of 1.00. So relievers who come into games in various situations create a composite score around 1.00. If the average score for a reliever is above 1.00, then that reliever's manager is showing greater confidence in them to win games than those with an average score below 1.00.
LI is a fantastic tool for many reasons. One is to see a developing usage pattern for particular relievers in a given pen. For example, some pens will have a left-hander who often faces left-handed batters with large numbers of...
Almost!
You’re just a few clicks away from accessing this feature and hundreds more throughout the year that have a singular goal in mind: Winning your league. Subscribe to BaseballHQ.com here!
Already a subscriber? Sign in here
More From Relief Pitchers
This column examines early ERA and xERA data in the context of projected ERA and xERA data to tease out skills questions.
Apr 20 2025 3:09am
Apr 20 2025 3:09am
Projections should guide your skills choices, but you should also examine how teams are deploying their relievers. Here is an early view of five pens' usage.
Apr 13 2025 3:09am
Apr 13 2025 3:09am
Apr 6 2025 3:05am
Everything is amplified the first day, first week. Let's take a look.
Mar 30 2025 3:10am
Mar 30 2025 3:10am
Some things observed in March that you should know going into 2025.
Mar 21 2025 3:08am
Mar 21 2025 3:08am
