Act as a seasoned social media strategist with 5+ years of experience helping authors build their online presence. Create a detailed Instagram content plan for [AUTHOR_NAME], who writes [GENRE] books and wants to engage their audience of [TARGET_DEMOGRAPHIC]. Include the following: 1) A mix of post types (e.g., book quotes, behind-the-scenes, reader testimonials), 2) Optimal posting frequency and times, 3) Hashtag strategies tailored to [GENRE], and 4) Engagement tactics like polls or Q&A sessions. Provide specific examples for captions and visual styles that align with [AUTHOR_NAME]'s brand. Focus on converting followers into readers while maintaining authenticity.