by the Marketer Milk Team One of the most enduring concepts in marketing, the 5 Ps of marketing, dates to the 1940s. Originally conceived as the four Ps of the marketing mix, the first known mention, according to Wikipedia, is attributed to Prof. James Culliton of Harvard University, who featured the Ps in his article The Management of Marketing Costs. Here are the 5 Ps of marketing as originally conceived (the last one was subsequently added): Product: The design, niche, and functionality of the offering. Price: How the product is priced, compared to competitors. Promotion: How key messages about the product reach the…