Okay, let’s tackle this. So Robert Hickman has skills like interior design, space planning, and sustainable design, which are in demand. He’s based in Baltimore, MD, which is a mid-sized market. Interior designers with his level of experience and skills might average $50–$100 per hour. Considering his expertise in residential homes, maybe a bit higher. Let’s check averages. Some interior designers in Baltimore might average $60–$90 per hour. So I’ll estimate around $75.