Precisiones sobre la incerteza It is a book by the poet Alejandra Lerma from Cali published by Sic Semper Ediciones. This book is one of the winning works of the Cali 2017 Call for Incentives of the Secretariat of Culture, in the form of a grant for the publication of printed books, in the area of literature. In addition to the layout, we made a series of illustrations for the cover and chapter dividers that won us an award CLAP Platinum 2018 in the category of Best Illustration Work Applied to an Editorial Project.