David Aardsma vs. Dicta Johnson — Career Comparison

Dicta Johnson built a career as a starting pitcher and David Aardsma as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Dicta Johnson posted stronger surface numbers — ERA 3.57 and WHIP 1.226 compared to 4.27 and 1.487 for David Aardsma. By the career numbers, Dicta Johnson had the better of this cross-role comparison — though era context would sharpen the verdict.