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This is the place where you will regularly find new articles about the practice of data visualization in organizations, effective alternatives, visual explorations, and relevant charts on current topics.

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Imagem de cabeçalho ilustrativa de um post mostrando um gráfico Sankey e um gráfico circular alternativo
Topic: Practices

An age-old question

'What is the most appropriate chart to represent x?' is the question I am most frequently asked in data visualization courses, and it is both the easiest and the most difficult to answer.

· Jorge Camões

Imagem de cabeçalho ilustrativa de um post: "A falta de Visão dos crimes"
Topic: Demography & Society

A lack of Vision on crimes

An article published in Visão magazine managed to choose the worst possible option for a data-driven discussion: throwing out four random figures when they could have presented a 30-year series with a much clearer message.

· Jorge Camões

Ideas that refuse to die
Topic: Practices

Ideas that refuse to die

There are some old and wrong ideas about data visualization that refuse to die. What can we do to finally lay them to rest?

· Jorge Camões

Imagem de cabeçalho ilustrativa de um post: Gráfico de linhas com 438 séries, ultrapassando o máximo que o Excel permite
Topic: Visuaization Design

Number of series in Excel line charts

Qual o máximo número de séries num gráfico? Leia sobre uma combinação de boas práticas de visualização de dados com a sua aplicação em Excel.

· Jorge Camões

The RASI as the absolute zero of graphic literacy
Topic: Practices

The RASI as the absolute zero of graphic literacy

The RASI, the Portuguese Annual Internal Security Report is, unfortunately, the best example of bad practices in data visualization I have ever encountered.

· Jorge Camões