John M. Butler

About

John M. Butler is a leading figure in forensic DNA analysis, with key research contributions in human identity testing, single nucleotide polymorphism (SNP) detection, and mitochondrial DNA (mtDNA) typing. His seminal 1999 work on SNP determination using primer extension and time-of-flight mass spectrometry—cited over 90 times—pioneered a high-throughput, accurate method for genetic marker analysis, advancing applications in forensics, genome mapping, and medical diagnostics. This innovation addressed the limitations of conventional SNP detection, enabling large-scale studies. Butler also advanced forensic mtDNA utility in a 2004 study, cited 46 times, enhancing the reliability of degraded or low-quantity DNA evidence. His impact is further underscored by his authorship of widely used textbooks, such as *Forensic DNA Typing*, and his role as a Chief of the National Institute of Standards and Technology's Applied Genetics Group. Butler's work has shaped modern forensic protocols, bridging molecular biology and legal practice, making him a pivotal resource for students and researchers in forensic science.

Research Focus

Key Achievements

Top Papers

1. 1
   Single nucleotide polymorphism determination using primer extension and time-of-flight mass spectrometry

   90 citations · 1999
2. 2
   Toward increased utility of mtDNA in forensic identifications

   46 citations · 2004

Key Collaborators

Contact & Links