I came to know about the remarkable subject of this bio when, in 1980, my brother urged me to get a copy of&nbsp;<a data-hook="product-link-linked" class="a-link-normal" href="/Amtrak-Blues/dp/B00138F79W/ref=cm_cr_arp_d_rvw_txt?ie=UTF8">Amtrak Blues</a>. I was hooked, but had no idea about the woman herself, or just how much more than an entertainer she was.