- 
  
  The first instance of forensics was when a stabbing occurred. Flies were attracted to the knife that was used, determining who the criminal was.
- 
  
  Was considered the "Father of forensic toxicology." He published a scientific paper on the effects of poisons on animals.
- 
  
  Used thumbprints to identify workers in India.
- 
  
  He was the "Father of criminal identification." He developed anthropometry.
- 
  
  Used fingerprints to prove someone innocent.
- 
  
  Published Sherlock Holmes.
- 
  
  Published Finger prints.
- 
  
  Published Criminal Investigation. He wrote the first paper describing scientific principles to criminal investigation.
- 
  
  Discovered blood types
- 
  
  Incorporated Gross' principles in a crime lab.
- 
  
  Published Questioned Documents and developed the principles of document examining.
- 
  
  Developed a method of finding blood types of dried blood.
