title: A fable of four functions.
authors.affiliation: School of Biological Sciences and Department of Mathematics, Washington State University, Pullman, WA, USA.
authors.forename: R
authors.initials: R
authors.lastname: Gomulkiewicz
authors.forename: J G
authors.initials: JG
authors.lastname: Kingsolver
mesh_terms: D005075:Biological Evolution; D003627:Data Interpretation, Statistical; D014644:Genetic Variation; D006128:Growth / Q000235:genetics*; D015999:Multivariate Analysis; D019655:Quantitative Trait, Heritable; D012641:Selection, Genetic