Position with Precision: Planned Incisor Position- A Review

The concept of “ideal” facial proportions has long motivated efforts to establish objective parameters for orthodontic treatment. Central to successful orthodontic outcomes is the position of the incisors — both upper and lower — in harmony with the underlying skeletal bases and overlying soft tissues, thus contributing to facial aesthetics, functional occlusion, and treatment stability. This review traces the historical evolution of incisor‐position planning from the early work of Edward H. Angle through Cecil C. Steiner, Robert M. Ricketts and William Arnett, to modern concepts such as the “planned incisor position” (PIP) as articulated by Richard P. McLaughlin and colleagues. The review discusses the antero-posterior, vertical, and torque components of incisor position; the role of dental and skeletal compensations in different malocclusion classes; the impact of incisor position on smile aesthetics; and clinical considerations for achieving stable long‐term results. Contemporary research on objective incisor position norms is also summarized. The evidence suggests that although precise normative values may vary with skeletal pattern, gender and ethnicity, a well‐planned incisor position is a critical cornerstone of orthodontic diagnosis and treatment planning.