Why do you want to delete this page? The Falconer formula, developed by Douglas Falconer, is an essential forumla in quantitative genetics. It estimates the genetic heritability of a trait based on the difference in phenotypic correlations between either identical and fraternal twins, or siblings and adoptees. Stop being an a-hole, this is not vandalism. —The preceding unsigned comment was added by Knowledgeisfree (talk • contribs) .