British biologist Charles Darwin (1809–1882) laid the foundations of the theory of evolution and transformed the way we think about the natural world. Few books have influenced human thought more than his On the Origin of Species. Published in 1859, it expounded his theory of natural selection, shocking society and revolutionized science.

You've now found the staple t-shirt of your wardrobe. It's made of a thicker, heavier cotton, but it's still soft and comfy. And the double stitching on the neckline and sleeves add more durability to what is sure to be a favorite!

• 100% ring-spun cotton
• Sport Grey is 90% ring-spun cotton, 10% polyester
• Dark Heather is 65% polyester, 35% cotton
• 4.5 oz/y² (153 g/m²)
• Pre-shrunk
• Shoulder-to-shoulder taping
• Quarter-turned to avoid crease down the center

Size guide