Watch Jodi Morrison, CEO of Tokai Pharmaceuticals, a biotech company recently acquired by Novus Therapeutics, share how she began her career running clinical trials on cancer treatments before working her way up to COO and later CEO. Her advice to girls is to embrace math. Learning math is critical to having a career in science, but it is also useful outside of the realm of science. Girls should also develop strong public speaking skills. In a career like hers, it's important to be able to effectively communicate your ideas to the public as well as specialized audiences such as potential investors.