Hello and welcome to The Intelligence on Economist Radio. I'm your host, Jason Palmer.

Every weekday, we provide a fresh perspective on the events shaping your world.

Every year since 1965, a genial gentleman from Nebraska has put his thoughts into a long letter.

Tomorrow, he'll put out another one, and hundreds of thousands of people can't wait to see it.

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And there's tremendous growth in a genre of Japanese literature, books written by and for the elderly.

But as lives grow longer, the young too are getting a peek at what lies ahead.

First up, though, tomorrow is the deadline set by Juan Guaido, widely viewed as the interim president of Venezuela for humanitarian aid to be delivered to the impoverished country.

Venezuela has been facing rampant hyperinflation and shortages of food and medicine after years of misrule by President Nicolas Maduro, who still clings to power.

Mr. Maduro won the presidency again last year in elections that were widely viewed as fraudulent.

Now Venezuela's opposition and more than 50 countries

recognize Mr. Guaido as the president.

He's been organizing stockpiles of food and medicine

in Colombia and Brazil

and will be traveling to the Colombian border

from Caracas to meet the deliveries.

He's also called for volunteers

to come to the border and help distribute it.

But Mr. Maduro says he'll block any aid deliveries. Yesterday, he closed the border between Venezuela and Brazil,

and has threatened to close the border also with Colombia.

Nicholas Maduro, the president, basically, and has threatened to close the border also with Colombia.

Nicholas Maduro, the president, basically denies that there's a humanitarian crisis going on in Venezuela.

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