zzhang4@scu.edu @zzhang4Follow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencezzhang4 has not updated employment details yet.Educationzzhang4 has not updated education details yet.Linkszzhang4 has not updated links details yet. Skillszzhang4 has not updated skills details yet.