The Progressive movement that swept across the United States at the turn of the twentieth century brought changes to many of the nation’s social and political institutions, including those in Louisiana. Yet, as it was in much of the South, Progressivism operated in the Pelican State in the face of prevailing social and political mores that proved, in the end, to be remarkably enduring. Thus, while Progressive reformers brought changes to the landscape in Louisiana, many of their triumphs had the dual purpose of maintaining familiar assumptions in a modern age.
Well at first people named things for how they looked, for example, the heart has a heartlike shape. Eventually scientists started using Greek and Latin roots and such in names to prevent confusion.