WPP's joint chief operating officers Mark Read and Andrew Scott have said they do not believe a break-up of the ad group makes sense.
Seifert said feedback from clients has been positive.
You've seen what the biggies can do. What about the smaller end of the spectrum? MM&M's second buyer's guide to pharma, healthcare, and life sciences consulting services focuses on the dos and don'ts of hiring boutique firms.
Omnicom's healthcare revenue was up 2.7% in Q1
Following massive strikes by Opdivo and Keytruda, will more supersized campaigns follow?
We considered pharma and healthcare ads that, per iSpotTV, started airing no earlier than January 2017.
Chris Palmer, president of CDM New York, shares his wake-up routine, what he's reading and his dream of owning a record store if he wasn't in the medical marketing field.
Industry opponents say the end is nigh for pharma's ability to deduct expenses for consumer drug advertising, but those who've found their calling in healthcare comms ought to have something to say about that.
Pharma companies are likely to put up aggressive resistance to the measure, introduced earlier this month.
The research will also cover topics including disease awareness ads.
Direct-to-consumer drug marketing spend dropped most heavily in the magazine and digital categories.
Critics said the initial spots unnecessarily blamed IBD sufferers.
For some pharma brands, the price tag is just too high. For others, the platform isn't serious enough.
Warc anticipates global adspend growth this year to ring in at a healthy 4.7%, or $572bn (£410bn).
WPP has become embroiled in a row over sexism and misogyny following an exposé into the lewd behaviour of a men-only event sponsored by the advertising giant in London.
Advertisers have until July to get their mobile pages up to speed.
In an effort to assure advertisers and agencies on brand safety, Google has announced two new requirements for video creators that intend to join the YouTube Partner Program.
WPP has named Karen Blackett as its first UK country manager, making her the most important agency leader in the British ad industry.
US bank JPMorgan Chase has returned to advertising on YouTube only after developing its own algorithm that ensures its ads are not placed around questionable content.
Mallinckrodt to buy Sucampo for $1.2 billion; Amazon pushes digital advertising in 2018; WHO classifies gaming disorder as mental health condition
Topping the list: The MM&M agency issue, the MM&M Awards winners and shortlist, and how a porn star is providing sex ed to seniors
The Every Try Counts campaign to change how smokers see their last attempt to quit.
Teva diminishes debt with job cuts and sale; FDA to study whether consumers can detect misleading ads; AbbVie, Roche present positive Phase-III data at ASH
A study has found that channels certified by the Trustworth Accountability Group (TAG) had 83% less ad fraud than the broader industry average.
GroupM, the media investment arm of WPP, forecasts global ad growth of 4.3% in 2018, and predicts Google and Facebook will strengthen their stranglehold on digital advertising.
Facebook has formally outlined is advertising policies to its users but the industry feels the internet giant is offloading responsibility instead of stepping up.
In April, a month or so after brands were accused of funding terrorist videos on YouTube, Procter & Gamble cut down the number of sites its ads ran on by 69%.
Two point-of-care companies have received hundreds of millions of dollars in funding. One of them, Outcome Health, is facing allegations about padding data.
Like its consumer-products cousins, pharma marketers are exercising more discipline over online media. Will it yield similar results?
Pfizer considers sale of its consumer healthcare business; Express Scripts moves into patient benefit management; China to speed up drug approvals