Starting a Ph.D. after the age of 30 is not uncommon, though it may feel atypical compared to younger peers. Many individuals share experiences of returning to academia later in life, emphasizing that age becomes irrelevant when performance is strong. Concerns about age and gaps in academic experience are common, particularly regarding the application process. Prospective students are encouraged to strengthen their applications by engaging in relevant research or coursework, even if they have been away from technical studies for a while. Having a background in education, such as being a high school physics teacher, can also be beneficial in demonstrating commitment and capability. Overall, the focus should be on showcasing skills and readiness for graduate-level work, regardless of age.