Evolving Approach of Developing Leaders

Describe the progression of leadership development over the most recent decades. During the 21st century, what actions have organizations taken to
continue to grow the quality of their leadership development programs?
Utilizing the following Sources:
Antonakis, J., & Day, D.V. (2011). Leadership: Past, Present, and Future. SAGE Publications.
Early, G. (n.d.). A short history of leadership theories [PDF]. Retrieved from https://leadersquest.org/content/documents/A_short_history_of_leadership_theor
ies.pdf
Goldberg, J. (2017). Trends in Leadership and Leadership Development. Graziadio Business Review, 20(1), 1–6. Retrieved from
http://search.ebscohost.com.proxy.indianatech.edu/login.aspx?direct=true& db=bth&AN=122734613&site=ehost-live&scope=site
King, A. S. (1990). Evolution of Leadership Theory. Vikalpa, 15(2), 43-56. https://doi.org/10.1177/0256090919900205