Okay, so Cat Stevenson has a broad skill set that includes marketing, technical writing, software development, and leadership. She's based in San Francisco, which is a hub for tech and marketing professionals. Looking at national averages, software developers and marketing professionals in the Bay Area can command high rates. However, Cat's skill set is quite diverse, and she has leadership experience, which can also impact her earning potential. Considering her skills and location, I'd estimate her hourly rate to be around $125, which is slightly below the average for software developers and marketing professionals in the area, but still reflective of her unique skill set and experience.