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.

Alexei Navalny, Russia's opposition leader, is still in Berlin after a near death experience.

Our correspondent sits down with him for a long chat about the attempt on his life, his

place in history and President Vladimir Putin's fading regime.

And the speedy global spread of mobile internet has made it possible to do some fascinating

social science.

We look into a before and after study that shows where and how much internet access has

eroded citizens' faith in their governments.

And first, today, Francis President Emmanuel Macron will lead a national tribute to commemorate

the life of Samuel Patti, a teacher who was beheaded last week.

Earlier this month, Patti showed his pupils cartoons of the Prophet Muhammad in a class

on freedom of expression, angering a number of Muslim parents.

The attack happened on Friday in a leafy suburb northwest of central Paris near the school

where Mr. Patti taught.

The 18-year-old perpetrator, a refugee of Chechen origin, was shocked dead by police soon

after.

15 people have been detained in connection with the murder, including four students.

But no concitoyant, today, must be protected.

Speaking yesterday, Mr. Macron vowed to crack down on jihadism.

He said French citizens must be protected against the evil that is radical Islam.

Since Mr. Patti's death, tens of thousands of people have rallied across France in solidarity.

...