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The scientist in the treetops

Nalini Nadkarni is a tree canopy scientist who works with prisoners

• 13 mins

In bed with an assassin

Photographer Jason P. Howe had a relationship with a Colombian woman with a dark secret

• 26 mins

The amateur sleuth and the lost babies

Historian Catherine Corless uncovered a national scandal in Ireland

• 17 mins

Why I wrote an apology to myself

Playwright Eve Ensler’s father abused her. Writing his apology has helped her find peace

• 14 mins

My children were injected with HIV

Jennifer Merry’s haemophiliac sons were infected by contaminated blood in a UK hospital

• 22 mins

My dream of ballooning over Iraq

Murtada al-Hachimi fought for years to organise a hot air balloon festival in Iraq

• 18 mins

The Cuban aristocrat with a revolutionary secret

Natalia Bolivar, a rich socialite, used her high class status to help topple a dictator

• 24 mins

The secrets of a Soweto chef’s success

Fine dining chef Lesego Semenya is on a mission to kick snobbery out of Joburg’s kitchens

• 23 mins

From bedridden granny to dancing queen

Cathrine Mathebe went from being bedbound to leading a squad of dancing pensioners

• 12 mins

Born the wrong colour - so I had to die

A South African woman who discovered a letter that revealed the shame around her birth

• 37 mins

Raising my baby in a Thai prison

A Miss South Africa contestant jailed in Thailand, facing the death penalty and pregnant

• 17 mins

The war in Iraq and the war inside my head

After the Iraq War, a US marine’s inner battle to adapt to civilian life

• 19 mins

The online post designed to ruin my life

How a scandalous lie made Monika Glennon fight back against anonymous internet trolls

• 34 mins

The failed escape and the ‘stolen’ son

After a disastrous effort to flee East Germany, Andreas Laake was set on finding his son

• 20 mins

My brother’s sickle cell disease made me a doctor

After Tartania’s brother Christopher had three strokes, she decided to become a doctor

• 16 mins

My dad the unlikely meth dealer

James Lubbock watched his dad transform from clean-living family man to major drug-dealer

• 23 mins

The man who stole the president's secrets

One writer risked prison to leak material about Uzbekistan's authoritarian former leader

• 26 mins

Becoming a star: the busker with albinism

Lazarus Chigwandali went from performing on the streets of Malawi to working with Madonna

• 19 mins

The child who saved my life – and vanished

The story of an 11-year-old Iraqi girl and the man whose life she inadvertently saved

• 20 mins

My Mormon mum, my gay rights hero

Oscar winner Dustin Lance Black’s mum inspired him to fight for marriage equality

• 36 mins

Overcoming IS terror with books

Dr Alaa Hamdon is on a mission to rebuild a library destroyed by the Islamic State group

• 18 mins

Thrown overboard: a stowaway's survival

The extraordinary story of Jemal Damtawe, an Eritrean man who spent a lifetime on the run

• 23 mins

The unmasking of China's secret cartoonist

Badiucao has paid a high price for the dissident cartoons he made in secret

• 23 mins

Uncovering my family's showbiz past

In a Paris cab, Claire Belhassine discovered that her grandad was a Tunisian singing star

• 17 mins

My fugitive dad made me get a nose job

Margo Perin has spent years unravelling her mysterious childhood and her family's secrets

• 22 mins

What I found in the minds of serial killers

John E. Douglas spent his FBI career speaking to some of America's most violent criminals

• 44 mins

Solving international crime from our sofas

Cracking the MH17 air crash case: the men behind Bellingcat

• 17 mins

Reclaiming Pepe, my cartoon frog

How cartoonist Matt Furie is taking back his creation Pepe the Frog from far-right groups

• 19 mins

Using boxing to help DRC’s 'outcasts'

Kibomango’s fight to save the DRC’s child soldiers in the boxing ring

• 12 mins

A kid in Australia’s doomsday cult

When he was a baby, Ben Shenton’s mum gave him to a notorious, drug-taking cult

• 24 mins