John Halama vs. Jack Leathersich — Career Comparison

John Halama built a career as a starting pitcher and Jack Leathersich as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jack Leathersich posted stronger surface numbers — ERA 2.7 and WHIP 1.740 compared to 4.65 and 1.474 for John Halama. By the career numbers, Jack Leathersich had the better of this cross-role comparison — though era context would sharpen the verdict.