Tim Culp of Community Clinic (Finalist: Nonprofit Organization CFO) by Arkansas Business Staff Posted 10/23/2017 12:00 am Tim Culp said becoming too complacent at one point in his career at Wal-Mart was his greatest mistake; that's because he should always be learning new things. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access articles older than 15 days. Articles newer than 15 days are not included in this offer. Purchase Now Already have archive access? Login to view this article.