Illustrative Non-Fiction Mountain Running Book Cover

I'm seeking a talented designer to create an illustrative book cover for my non-fiction book on mountain running. The ideal candidate should have a strong portfolio in designing illustrative covers, particularly for non-fiction and sports-related books.

Key Requirements:
- Proven experience in creating illustrative book covers
- Strong understanding of non-fiction genre
- Ability to encapsulate the theme of mountain running into a compelling cover design
- Excellent communication skills for understanding and incorporating feedback
- Ability to meet deadlines without compromising on quality

Please provide examples of your previous work, especially any relevant to non-fiction or sports, with your proposal.