He then moved to the NIH as a Clinical Associate and Senior Staff Fellow where he joined the National Center for Biotechnology Information (NCBI). While at NCBI, he and Warren Gish enhanced BLAST, one of the most widely used programs in bioinformatics [4].
After his time at another institution, he joined the NIH as a Clinical Associate and Senior Staff Fellow. He then became part of the National Center for Biotechnology Information (NCBI), where he worked with Warren Gish to improve BLAST, a popular program in bioinformatics.