Vance and Walz are still relatively unknown, but the governor is better liked | Polling data from battleground states | How many voters are persuadable? | Harris is starting to rebuild the Biden coalition | Will the “blue wall” stand in 2024? | 2024 polls show a ‘significant’ gender gap | K-12 Schools Struggle to Engage Gen Z Students … & more: opiniontoday.substack.com/p/240821-topline