Main purpose of assessment is to obtain information for the improvement of teaching and learning.  If assessment is to be a positive force in education, it must be implemen â¦ ted properly.
Albert S. Osborn (1858 - 1946) is a pioneer in forensic science that was involved and developed all of his time to the study of evidence in questioned documents. Question documents involves with handwriting. So, the job of the experts is to find out how, when, and by whom certain documents were prepared.
Benjamin Banneker (1731-1806) was an African-American mathematician, surveyor, astronomer, and publisher of a popular almanac. Banneker wrote a now-famous letter to Thomas Jefferson on August 19, 1791, arguing eloquently that ...however variable we may be in Society or religion, however diversifyed in Situation or colour, we are all of the Same Family, and Stand in the Same relation to him [God].