Professional Development Professional Development Durham College recognizes the importance of its most valued resource - its employees. As a learning organization, Durham College is committed to providing professional and personal development opportunities for employees. Professional Development Leave Full-time employees with more than 6 years of service are eligible to apply for paid Professional Development Leave of up to one year. Professional Development and Wellness Programs DC is committed to providing opportunities and resources to support employees in their professional development and well-being. A variety of workshops and programs are offered both in person and virtually.