One of the most important ways to create a unique voice in your data visualizations is to add your own voice. You can do this by using words, sounds, or gestures that express your personality, tone, and attitude. You can also do this by using storytelling techniques, such as hook, context, conflict, resolution, and call to action, to create a compelling and memorable narrative. For example, you can use a catchy title or headline to grab your audience's attention. You can use a question, a quote, or a statistic to provide some context or background. You can use a challenge, a problem, or a dilemma to create some tension or suspense. You can use a solution, an outcome, or a recommendation to provide some closure or satisfaction. You can use a request, an invitation, or a suggestion to encourage some action or interaction.