Print this article President Biden ran a campaign focused on the rhetoric of unity, but the first substantive choice he made after winning the Democratic nomination was to select as his running mate the most liberal member of the United States Senate: Kamala Harris. That choice was even more confusing to those who knew little about what Harris truly meant to do in office. Kamala's Way: An American Life, by Dan Morain. Simon & Schuster, 272 pp., $28.00. Who is the vice president? She was well-known in Northern California politics for years before rising to national attention in 2016 with her election to the Senate, but she has faced little national scrutiny, and most coverage has been favorable. Dan Morain’s new biography,