Measures of democracy are in high demand. Scientific and public audiences use them to describe political realities and to substantiate causal claims about those realities. This introduction to the thematic issue reviews the history of democracy measurement since the 1950s. It identifies four...

Measures of democracy are in high demand. Scientific and public audiences use them to describe political realities and to substantiate causal claims about those realities. This introduction to the thematic issue reviews the history of democracy measurement since the 1950s. It identifies four...

Are populist parties bad for representative democracy or are they filling a representative gap? While it has been broadly established that the emergence and success of populist parties is not merely a sign of protest, there is still a sparsity of empirical investigations into whether these...