Left-Brain Thinking (Also known as Logical Thinking) refers to the thinking techniques using the left side of the brain. The left side is the more logical and serious side of the brain. Typically left-brain thinkers are the scientists and mathematicians of the world. Some famous left-brain thinkers include Bill Gates, Benjamin Franklin, and Sir Isaac Newton. There are many benefits to being a left-brain thinker, such as more logical, better time management, more organized and many others.