Mary Ellen HardeeMs. Mary Ellen Hardee has worked in the IT field for more than 16 years with extensive hands on Linux/Unix experience. She has written many technical documents, still currently used in the Industry. She has taught IT related classes to many differenttypes of students. She currently holds the following certifications: CCNA, Network+ and Security+, EC-Council Certified Ethical Hacker, and Rackspace Certified Openstack Technician. Ms. Hardee holds a Bachelor of Science in Computer Information Systems with an emphasis in Networking from Regis University. Read More Read Less