A new book details the personalities, and the science, that made COVID vaccines a reality There's the slick, turtleneck-loving CEO who's really good at raising cash for his company that has yet to release any data. There's the workaholic power couple focused on curing cancer. There's the researcher who co-invented a recombinant DNA technology but stays at a small biotech that's limping along. All of these characters are the unlikely heroes who helped bring COVID-19 vaccines into the world, and their personalities are brought to life by Wall Street Journal reporter Greg Zuckerman in his new book, A Shot to...