For Madam C.J. Walker, a new life began when she decided to find a cure for her own hair loss. Her ailment would become the impetus for a large, multi-faceted, international company that sold hair care products—including an inventive vegetable shampoo that she developed—and that offered training to women both as hair stylists and as sales representatives. Continue reading How Business Executive Madam C. J. Walker Became a Powerful Influencer of the Early 20th Century
If you’ve watched enough reruns of shows like CSI, Bones, and Law and Order, you probably know by now that when forensic specialists find DNA evidence, the suspect is often identified within the next couple of minutes—as soon as the team sticks the results of DNA analysis into a computer program. Although the real life process isn’t quite as speedy, DNA certainly has been the highest bar for identification in forensics. But when it comes to hair samples of missing persons or those found at crime scenes, sequencing the proteins in those locks may work better than DNA.