The thymus is an organ composed of two lobes and is located directly in front of the heart and behind the sternum. It is a critical part of the immune system because it trains and modifies T cells that are used by the body to fight foreign materials that can cause sickness.
Marketing managers typically have a bachelor's degree in marketing or business administration; however, some employers may prefer a master's degree, in addition to extensive experience in marketing, advertising, brand management or sales.
Advertising operations managers generally have a bachelorâs degree or masterâs degree in an area of liberal arts or business administration. Employers prefer candidates who have at least two to five years of experience in the field, and students interested in advertising may take an internship to gain experience.