claim: Gory Guerrero was of European descent.
evidence: Ladeana Hillier is a biomedical engineer and computational biologist .. She was one of the earliest scientists involved in the Human Genome Project and is noted for her work in various branches of DNA sequencing , as well as for having co-developed Phred , a widely used DNA trace analyzer .. Human Genome Project. Human Genome Project. DNA sequencing. DNA sequencing. Phred. Phred base calling