Tools like this can be useful, and there are many different versions of them available. However, it’s possible for individuals to become somewhat fixated with psychological self assessments, and it’s not always helpful to do so.
Generally speaking, things like self-esteem are fairly personal and probably shouldn’t be addressed in the workplace by leaders or coaches. Personal coaches may provide some help with areas like this, but it may be more advisable to work with a psychologist.
Confidence, a near relative of self esteem, is a common development point in the world of work, and some of the reflective questions in this inventory may be helpful with that.
Overall, we think the Harrill Self-Esteem Inventory a reasonable tool to aid with self reflection around the topic. It might have been designed for young adults, but the points that it focuses on are helpful for everyone, whatever their age.