Why do you think brands like to change their branding or logo identity? One might guess, it is to fit in with the existing logo design trends. Sometimes, a re branding from scratch could indicate a possible merger or brand acquisition. However as consumers, we fail to realize how dramatic a change can be unless we have access to the history of their designs. Try naming a few brands that existed in the 1900s or in 1910s or 1920s and check their logo design today. Do you notice a trend in logo design evolution of popular brands?