Left hand, best hand
            
              Regular price
              
              
                
                  $20.00
                
                Sale
              
            
          
Today, about one-tenth of the world’s population are southpaws. Why are such a small proportion of people left-handed -- and why does the trait exist in the first place? Daniel M. Abrams investigates how the uneven ratio of lefties and righties gives insight into a balance between competitive and cooperative pressures on human evolution.

• Eco-friendly, high-quality, minimal waste
 • Unisex
 • 100% ring-spun cotton (heather colors contain polyester)
 • Baby-knit jersey 
 • Shoulder-to-shoulder taping 
 • Cover stitched and hemmed sleeves 
 • Side-seamed
 
             
       
                 
                 
                 
                
