Mr. Walker, an elementary school counselor, has begun assembling a professional portfolio. Which of the following additional types of information would likely contribute most significantly to Mr. Walker's growth as a school counselor?

The choice of personal reflections regarding which services were effective and why would significantly contribute to Mr. Walker's growth as a school counselor because self-reflection is a critical component of professional development. By reflecting on his experiences, Mr. Walker can assess what strategies and interventions worked well, what challenges he encountered, and how he adapted his approaches. This depth of understanding allows him to build on his strengths, address any weaknesses, and ultimately enhance the support he offers to his students.

Reflective practice fosters a mindset of continuous learning, encouraging counselors to critically analyze their methods and outcomes. This process not only helps in personal growth but also informs future counseling practices, leading to more effective interventions tailored to the needs of students. Thus, personal reflections serve as a valuable tool for self-assessment and improvement in the field of school counseling.

While letters of recommendation, statistics on student performance, and descriptions of past schools provide useful information, they do not offer the same depth of insight into Mr. Walker's personal growth and understanding of his counseling practice as the act of reflection does.