“A Stain in the Blood: The Remarkable Voyage of Sir Kenelm Digby” by Joe Moshenska is a captivating historical biography that delves into the adventurous life of Sir Kenelm Digby, a 17th-century polymath and privateer. Set against the backdrop of a tumultuous Europe, this meticulously researched narrative explores themes of exploration, science, and identity. Moshenska, a notable historian, vividly brings to life Digby’s daring exploits and intellectual pursuits, painting a portrait of a man who defied the conventions of his time. This compelling tale offers readers a fascinating glimpse into the complexities of a bygone era.