The writer of a damning study which recovered grounds of racism, misogyny and homophobia successful the Metropolitan Police has urged the force's main to judge its problems are "institutional".
The study by Baroness Louise Casey published past week laid bare heavy and wide failings successful the force.
She said it would "mean truthful much" if Met Police Commissioner Sir Mark Rowley accepted the word "institutional".
But Sir Mark said the connection had go politicised and is ambiguous.
The report, which recovered the Met Police was institutionally racist, misogynist and homophobic, was commissioned pursuing the abduction, rape and execution of Sarah Everard by serving constabulary serviceman Wayne Couzens, successful 2021.
Baroness Casey concluded the unit was failing women and children, was incapable to constabulary itself and that nationalist assurance had been shattered.
She besides warned determination could beryllium much officers similar murderer Wayne Couzens and serial rapist David Carrick.
Speaking connected BBC Radio 4's The Today Debate, Baroness Casey said: "I deliberation it's truly important for Londoners, and peculiarly radical of colour successful London, and women and children, that someway there's a infinitesimal wherever really conscionable benignant of accepting what radical privation you to judge is much important than me, oregon you, oregon adjacent the study I suppose, Mark."
She urged Sir Mark to judge the description, adding: "I conscionable deliberation it would truly assistance determination things on."
Sir Mark said helium accepted the diagnosis of racism, misogyny and homophobia successful the Met - but helium refused to usage the word institutional.
He said the the word means antithetic things to antithetic radical and is "quite ambiguous".
Last week, Baroness Casey said the study recovered a "boys club" civilization was rife and the unit could beryllium dismantled if it does not improve.
Mina Smallman, the parent of 2 killed sisters whose bodies were photographed by constabulary officers, besides took portion successful the Today statement alongside Baroness Casey and Sir Mark.
Ms Smallman said she was "gobsmacked" astatine the Met commissioner refusing to to usage the word "institutional" and described it arsenic "an ain goal".
Two Met PCs were jailed for sharing photos of the execution scene and referring to the victims arsenic "dead birds" successful WhatsApp messages.
During the BBC debate, connected the taxable Policing and america - however bash we hole it?, Ms Smallman besides expressed worries that the study could "disappear again".
"I'm sick and bushed of radical hiding down reports and feeling arsenic though the occupation is done due to the fact that the report's done it."
She said the "hard enactment of putting everything successful spot is not done".