A biometrist is someone who measures and analyzes biological data and information. Synonyms for this term include biostatistician, biomathematician, and biometrician. A biostatistician is someone who specializes in collecting and analyzing biological data in order to make predictions and inform healthcare decisions. A biomathematician is someone who uses mathematical models to study biological phenomena. A biometrician is someone who applies statistical methods to the study of living organisms and their environments. All of these professionals play important roles in understanding and improving human health and well-being. Whether working in research, healthcare, or academia, these experts help to advance our understanding of life sciences.