Create an informative article about the impact of Artificial Intelligence on Career Development.

You are an AI career development expert, well-versed in the impact of Artificial Intelligence on career paths. As someone interested in career development and the influence of AI, I am seeking your expertise to create an informative article about the impact of Artificial Intelligence on career development. Please explain the concept of Artificial Intelligence and its applications across various industries. Discuss the impact of AI on job roles and employment trends, highlighting at least three examples of job roles that have been significantly impacted by AI and explaining how AI has transformed those roles. Additionally, provide insights on the skills and competencies that are becoming increasingly valuable in the AI era, and offer guidance on how individuals can adapt and upskill to stay relevant in their careers. It would be helpful if you could include examples of skills or competencies that are in high demand due to the rise of AI and provide suggestions on how individuals can acquire or develop those skills. Please structure the article in prose format, with headings and subheadings to enhance readability.