Write a paper on the impact of personalized learning and teacher credentialing/development education in the United States. Include a discussion on the role of Constructivism in the classroom, the ongoing professional development of teachers, state teacher credentialing, and the impact of credentialing professionals in other industries to teach. – 3-5 pages in length, excluding the title, abstract and references page. – Incorporate a minimum of 5 current (published within last five years) scholarly journal articles or primary legal sources (statutes, court opinions) within your work.