Worldmapper creates cartograms that resize map areas based on data like population for better visualization—it's a standard technique, not deceptive manipulation. Their US election map uses official vote data to show people, not land, voting patterns. Sources like BBC and academic projects back their methods.
Yes, it's possible for any human-created map to include errors or biases due to data interpretation or estimation. Worldmapper uses sources like UN data and openly notes inaccuracies from inconsistent global reporting. No widespread evidence of deliberate manipulation exists, based on reviews from academic sources.