Bee champ Zaila Avant-garde + Trump's beef with social media | Top 5

+ shark mania began with US servicemen in the South Pacific US Edition - Today's top story: Delta variant makes it even more important to get a COVID-19 vaccine, even if you've already had the coronavirus [View in browser]( US Edition | 18 July 2021 [The Conversation]( Academic rigor, journalistic flair Welcome to Sunday! The top stories on our site this week are listed below. Editor’s pick: My husband and I recently booked a vacation in Puerto Rico months in advance. After more than a year of pandemic stress, we wanted to savor that feeling of anticipating something fun. In a piece we published earlier this month, marketing professor Selin Malkoc of The Ohio State University suggests that my eagerness for that upcoming December break could actually make the rest of the year drag by. Worse, the vacation may feel as if it’s over before it has even begun. Luckily, Malkoc offers some advice for overcoming the way your mind makes [vacations and other fun events feel fleeting](. Emily Costello Managing Editor Infection from the coronavirus can produce weaker immunity than vaccination. Wenmei Zhou/ DigitalVision Vectors via Getty Images [Delta variant makes it even more important to get a COVID-19 vaccine, even if you’ve already had the coronavirus]( Jennifer T. Grier, University of South Carolina COVID-19 vaccination produces a more consistent immune response than a past infection. With the delta variant, the difference in protection may be even greater. Eating well takes money – and also time, wise choices and cooking skills. Nicolas Asfouri/AFP via Getty Images [3 billion people cannot afford a healthy diet]( William A. Masters, Tufts University; Anna Herforth, Tufts University New data shows how high prices and low incomes prevent 4 in 10 people worldwide from buying enough nutritious foods for a healthy diet. - [Trump can’t beat Facebook, Twitter and YouTube in court – but the fight might be worth more than a win]( Frank LoMonte, University of Florida Former President Trump is asking the courts to do what tycoon Trump once would have denounced: tell some of America’s most powerful corporations that they have no choice who they do business with. - [Zaila Avant-garde – 2021 Scripps National Spelling Bee champ – stands where Black children were once kept out]( Shalini Shankar, Northwestern University A scholar of spelling bees explains why Zaila Avant-garde's victory at the National Scripps Spelling Bee is significant from a historical perspective. - [Before Shark Week and ‘Jaws,’ World War II spawned America’s shark obsession]( Janet M. Davis, The University of Texas at Austin College of Liberal Arts As part of the nation's massive wartime mobilization effort, millions of Americans, for the first time, traveled abroad – where many had their first encounters with the marine predators. You’re receiving this newsletter from [The Conversation](. Not interested anymore? [Unsubscribe](. 303 Wyman Street, Suite 300 Waltham, MA 02451