Jordan Rosenblum
Author Archive

Jordan Rosenblum

Jordan is an American living in Finland. In addition to writing for The Dynasty Guru, he's a doctoral candidate at Åbo Akademi researching explanations of income inequality, and a Workforce Strategist at OnWork Oy. His favorite baseball area is quantitative analysis of prospects.

Fun fact about Finland: they play pesäpallo here, which is like a soft-toss version of American baseball, except home runs are somehow outs.

Dynasty Prospect Rankings

Our ranks are based on peak MLB wOBA translations for minor leaguers. Peak MLB wOBA is 2019 minor league wOBA adjusted for aging and league difficulty. For example, say a 20-year-old posts a .400 wOBA in the Triple-A International League in 2019. Adjusted for league difficulty, this performance is equivalent

Read More
2019 Dynasty Baseball RankingsCurrent Events

Let’s play a game: what do Brian Dozier, Rougned Odor, Andrelton Simmons, Jonathan Schoop, Jose Ramirez, Paul Dejong, Max Kepler, Travis Shaw, Randal Grichuk, and Sal Perez have in common?

Read More
Prospect Talk

This is the latest article in our Scouting the Stat Line series, following last week’s update on boom-bust prospects. Click here for our updated leaderboard of peak MLB wOBA equivalency for 2019 minor league performance (updated August 3rd). These leaderboards “translate” 2019 minor league statistics to peak MLB statistics.

Read More
Chris Paddack
2019 Dynasty Baseball RankingsDigging for Diamonds

Process-oriented fantasy baseballers, aka Camp Chris Archer, obsess over things like K%-BB%, groundball %, SIERA, xFIP, velocity, and spin rates. Camp Chris Archer particularly likes to focus on strikeout and walk rates in small samples to find underperformers and breakouts. This is because walk and strikeout rates become 50% stable

Read More
2019 Dynasty Baseball RankingsDynasty Prospect Rankings

Background The Dynasty Guru updates its peak performance leaderboards weekly. View the latest update here (updated through June 13th). The leaderboards present peak MLB wOBA for all players, minor and major leaguers. Peak MLB wOBA takes 2019 minor league wOBA and adjusts it downward to an MLB baseline (for example, a .400

Read More
Prospect Talk

The Dynasty Guru updates its peak performance leaderboards weekly. View the latest update here (updated through last week’s games). The leaderboards present peak MLB wOBA for all players, minor and major leaguers. Peak MLB wOBA captures league difficulty, adjusting minor league performance from each league to the same major league baseline.

Read More
Current EventsDynasty Baseball

One month of baseball is in the book; enough for walks and strikeouts to become 50% reliable for pitchers, or at least 50% reliable indicator of past talent. As Eno Sarris highlighted in his recent starting pitcher rankings update, velocity, and strikeout minus walk rate are two indicators fantasy baseballers

Read More
Vladimir Guerrero Jr.
Dynasty Prospect Rankings

In early April, The Dynasty Guru released a tool for translating minor league statistics to MLB equivalent statistics, also demonstrating their predictive validity for projecting 2019 performance. In March, we released a four–part aging curves series leveraging a new twist on the delta method. Now, we’ve combined those two projects to

Read More
Dynasty Baseball

See an introduction for the MLB equivalency calculator for translating minor league statistics to major league statistics here. See an introduction for the BABIP-adjuster in “Scouting the Stat Line – Accounting for BABIP Luck.” To use the MLB equivalency calculator and BABIP-adjuster, click this link or enter data directly into

Read More
Digging for DiamondsDynasty BaseballDynasty DynamicsProspect TalkWhat To Do About...

Making sense of minor league statistics is hard. One has to be very familiar with historical performances in different leagues, and how performance evolves after leagues change, to form an intuitive expectation of how minor league performance translates to the MLB level. Major league equivalencies (MLEs) make interpreting minor league

Read More