Serial Killers PPT-1

8/16/2019 Serial Killers PPT-1

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Serial Killers



1. Over 90 percent of serial killers are male.

2. They tend to be intelligent, with I!s in the "bright normal" range.

#. They do poorly in school, have tro$ble holding down %obs, and often work as $nskilled laborers.

&. They tend to come from markedly $nstable families.

'. (s children, they are abandoned by their fathers and raised by domineering mothers.

). Their families often have criminal, psychiatric and alcoholic histories.

*. They hate their fathers and mothers.

+. They are commonly ab$sed as children psychologically, physically and se-$ally. Often the ab$se is by afamily member.

9. any serial killers spend time in instit$tions as children and have records of early psychiatric problems.

10. They have high rates of s$icide attempts.

11. /rom an early age, many are intensely interested in voye$rism, fetishism, and sadomasochistic pornography.

12. ore than )0 percent of serial killers wet their beds beyond the age of 12.

1#. any serial killers are fascinated with re starting.

1&. They are involved with sadistic activity or tormenting small creat$res.

Source: Internal Association of Forensic Science, an article written by FBI Special Agent Robert K. Ressler "The Serial Killer," arol! Schechter



erial m$rders repetitive homicides,nearly always oneonone m$rders,where the perpetrator is $s$ally astranger or has a slight ac3$aintance tothe victim.

4istorically, the ma%ority of homicidevictims knew their killer, b$t d$ring the1990!s, this g$re changed. tatisticsfrom 199'!s 5niform 6rime 7eports statethat ''8 of homicide victims have noknown association with the perpetrators.

Berg & Horgan, Criminal Investigation, 3rd edition, pg. 332 Osterburg & Ward, Criminal Investigation, 3rd edition, pg. 4



The serial m$rderers motivation to kill isnot based on crimes of passion, victimprecipitation, personal gain or prot.

erial m$rderers are nearly always malesprompted by se-$al or aggressive drivesto e-ert power thro$gh killing.



o!us operan!i . a characteristic patternof behavior repeate! in a series of o:enses

The following are categories of mod$soperandi devised by a%or ;.<. (tcherley,an =nglish constable in the 1+00!s. 6lassword the kind of property attacked, s$ch

as a ho$se, a college dormitory, people parkedin cars at lover!s lanes

=ntry the point of entry, s$ch as open bedroomwindows, sliding glass doors

eans implements or tools that were $sed,s$ch as a pry bar, ladder, screw driver



Ob%ect kind of property taken, s$ch as bras andpanties

Time time of day or night, weekdays, nonworkdays, holidays >when people wo$ld not miss theperpetrator at work?

tyle the description the criminal gives the victim togain entrance >pl$mber, cable T@ repairman?

Tale any disclos$re the criminal makes as to hisb$sinessAp$rpose

Bals any coconspirators

Transport what type of vehicle was $sed inconnection with the crime Trademark any $n$s$al act committed by the

s$spect while in the commission of the crime >i.e.poisoning the cat, eating at the scene afterm$rdering the grandmother?



Signature the m$rderer!s psychological callingcard, unusual characteristics of a m$rder thatare repeate! at several crime scenesC Intentionally displaying victims in a spreadeagle

position. This behavior reinforces the perpetrators$nderlying psychological needs.

Ted D$ndy!s choice of victims yo$ng womenwith blond or light brown hair, parted in themiddle

Eohn <ayne Facy!s victim type adolescentboys

Freen 7iver Giller!s victims yo$ng women,mainly prostit$tes



T<O 57H=7=7 DOT4 D57 T4=I7 @I6TI DJHO5IF T4= <IT4 F(O;I=.

The rst m$rdererdoes so as an angerretaliatory act.

This is a signat$rebehavior.

The second m$rderer

do$ses the victim withgasoline to cover $pthe crime.

This m$rderer does soto evade detection.

This therefore is apreca$tionary act, andas s$ch is a mod$soperandi behavior.



5s$ally intelligent

Food appearance

$percial charm

(ble to di:erentiate right from

wrong 4ave no conscience

=n%oy victim!s terror

Ted D$ndy



erial m$rderers are often very mobile,traveling from one locale to another to

nd victims, e-tensive interstate travel

;ack of any prior association with the

victims

5se of remote b$rial sites



6harles <hitman, the man who shotm$ltiple people from the tower at the

5niversity of Te-as, was a mass m$rderer,not a serial killer

Hylan Glebold and =ric 4arris, the shooters

responsible for killing 12 classmates anda teacher in the deadliest school shootingin 5.. history, are also classied as massm$rderers, not serial killers



Berpetrator plans the m$rder for months oryears beforehand.

O:ender is normally married, has steadyemployment, and is tho$ght to be a good

member of society >e-., DTGHennis 7ader? They bring the instr$ments of the crime

>knives, g$ns, tape? to the scene with them. <hen Ted D$ndy was p$lled over for driving

s$spicio$sly >in 19*'?, police fo$nd an ice pick, ski

mask, rope and handc$:s in his tr$nk. These m$rderers are often highly intelligent

and are knowledgeable abo$t forensic evidenceand law enforcement!s investigativecapabilities.



They do not plan their crimes in advance.

The disorganiKed m$rderer commits thecrimes spontaneo$sly.

They are often $nemployed and witho$ttransportation.

They are more often of low intelligence orpsychotic.



Bower Oriented L Ted D$ndy and Hennis7ader en%oyed watching terror of theirvictims

ission Oriented killers feel they areimproving the world by getting rid of$ndesirable people s$ch as prostit$tes, i.e.Freen 7iver Giller Fary 7idgway

@isionary those who kill beca$se they aredirected by hall$cinations, i.e. HavidDerkowitK "on of am"



4edonistic gain se-$al satisfaction fromraping, killing, m$tilating, and sometimeseating the victim, i.e. Ee:rey Hahmer

6omfort those who kill for nancialgain, s$ch as ins$rance benets, realestate, i.e. Folay M 7$tterschmidt

Hisciple those killers who kill $nder the

inN$ence of a charismatic killer, i.e. ;eslie@an 4o$ten and ;ynette /romme of theanson family



( psychological prole is a s$bmitted report$tiliKing information and approaches fromvario$s social and behavioral sciences,foc$sing on a specic type of violent crime

(ccording to the /DI, a typical serial killer isa 6a$casian male between the ages of 1+#2 who has been a victim of child ab$se

and who has e-hibited signs of thecHonald triad cHonald triad L bedwetting after the age of 12,

setting res, killing small animals



ost serial killers e-hibit at least one of thesebehaviors

(ccording to 7obert 7essler >/DI?, more than )08of serial killers wet the bed past the age of twelve

The on of am, Havid DerkowitK, set 1,&12 resb$t switched over to killing beca$se it gave himmore e-citement and T@ news coverage

Geith Eesperson, a serial killer from Dritish

6ol$mbia who m$rdered more than 1)0 victims,started with doKens of cats and other smallanimals, before he moved on to h$man beings



Intelligent, college ed$cated,handsome man who faked in%$ries andimpersonated police ocers to gain access tohis victims.

4is criminal activity began as a peeping Ted andas a shoplifter.

<hile at the 5niversity of <ashington, D$ndyworked for a s$icide hotline with writer, (nne

7$le, who later wrote a bestseller P( trangerDeside eQ.



The ma%ority of D$ndys victims were yo$ngwomen with blondeAlight brown hair parted inthe middle. any victims were stabbed, raped,tort$red, and had been strangled with panty

hose. 4e desecrated and dismembered them. D$ndy confessed to killing 2# women between

19*&19*+, b$t the ocial toll may be closerto 100.

Dite mark evidence from his victims at /loridatate 5niversity sealed his fate. D$ndy wasp$t to death in /lorida!s electric chair in 19+9.



7amireK, avowed devil worshipper, randomlyraped and m$rdered his victims in their homes.

ost of 7amireK!s victims lived near freeways.

In E$ly 19+9, 7amireK killed one of his victims,beat and raped the man!s wife, and then rapedthe co$ple!s +yearold son.

<hile in +th grade, 7amireK began sning gl$eand smoking mari%$ana. Dy the time he begankilling, he had grad$ated to shooting cocaine.



;ie$tenant Fil 6arrillo, of the ;( heri:sHepartment, was the colead investigatorof the ight talker serial m$rder case.

7amireKs (6AH6 baseball cap, his siKeeleven and a half (via sneaker footprint,along with his ngerprint fo$nd on a stolencar led to his capt$re and conviction.



7amireK was capt$redshortly after angerprint lifted froma stolen car was linked

to the ight talker.6alifornia!s stateoftheart ngerprintdatabase had been $pand r$nning for onlythree min$tes whenthe match wasdiscovered.

7amireK!s pict$re wasthen r$n in newspapersnationwide. <henspotted by citiKens in a

ro$gh neighborhood in;os (ngeles, 7amireKbolted from a li3$orstore r$nning nearly twomiles. hortly thereafter

a gro$p of people beganbeating 7amireK, $ntilstopped by ;(BH.



Facy, a s$ccessf$l contractor and pillar of hiscomm$nity, was arrested for the m$rder ofmore than thirty yo$ng boys.

These boys had been sodomiKed andstrangled. They often were tricked into beinghandc$:ed.

4e b$ried 2+ of his victims in the crawl space$nder his home.

4e was p$t to death by lethal in%ection on ay10, 199&.



Hahmer, like D$ndy, was calm, cool, andcollected. 4e invited yo$ng boys to his apartmentto drink and take pict$res. 4e appeared to be sonormal that two ilwa$kee police ocers act$ally

released one of Hahmer!s fo$rteenyearoldvictims back to him after the victim had escapedand had gone to an area hospital.

Hahmer killed at least 1* people, by inviting themto his apartment, and then dr$gging, strangling,and dismembering them. 4e cannibaliKed some ofhis victims as well.

( prison inmate killed Hahmer.



ost of the Rodiac killings took place in the an/rancisco Day (rea d$ring a veyear period from19)9 19*&. The Rodiac, has been positivelylinked to the deaths of seven st$dents. 4owever,

in letters written to an /rancisco newspapers,he claimed to have killed nearly forty people.

The Rodiac!s mod$s operandi was to attack hisvictims >$s$ally co$ples? on weekends, in areas

near water, $sing a di:erent weapon and adi:erent a$tomobile each time. either se-$almolestation nor robbery were motives. >"Rodiac"by 7obert Fraysmith, 19*)?



;awrence Gane L Gathleen Eohns identied Gane as her abd$ctor

Bam 4$ckaby, sister to Rodiac victim Harlene/errin, identied Gane as a man who followed

Harlene in the months before her m$rder Gane traded his car in ve days after /errin!s

m$rder

Gane lived within three blocks of the locationwhere Ba$l tine was m$rdered in an /rancisco

In 19*0, Gane moved to ;ake Tahoe as didpossible Rodiac victim, Honna ;ass. Gane and;ass worked in the same b$ilding

Gane!s name can be clearly discerned in a cipherfrom (pril 20, 19*0.



7ick arshall

;ived within blocks of the tine m$rder scene

<orked as a pro%ectionist at a silent movie theater. The Rodiac had signed one of his letters as "The 7edBhantom", a silent movie.

Owned a 7oyal typewriter and a teletype machine devices s$ch as these had been $sed to createmessages written to police and the newspapers

Owned a car with a stripped reverse gear >as $sed inthe @alle%o attempted m$rders?

Bhysical appearance crew c$t and similar glasses tothe Rodiac

(rth$r ;eigh (llen >recent H( testing of saliva on thepostage stamp did not match (llens H(S?



Rodiacs rst m$rderS, two kidso$t on a rst date, occ$rred in19)+, near @alle%o, 6alifornia.

( co$ple was attacked near;ake Derryessa, anotherPlovers laneQ

Ba$l tine, a an /rancisco cab

driver was m$rdered and apiece of his shirt was later sentto the police as proof that PTheRodiacQ was the m$rderer.

(t the time, the @alle%o m$rder was tho$ght to be Rodiacs rst



The 19)) m$rder of 7iverside collegest$dent 6heri Eo Dates was later tho$ghtto be the work of the Rodiac.

This watch was fo$nd near them$rder scene.

It was sold at a B in =ngland.>Bost =-change is a store that

sells merchandise to militarypersonnel ?



The Rodiac signed his letters with thesymbol above

4is letters incl$ded cryptograms, Pa typeof p$KKle which consists of a short pieceof te-t encrypted with a simples$bstit$tion cipher in which each letter is

replaced by a di:erent letter. To solve thep$KKle, one m$st recover the originalletteringP U1V

!"# httpCAAen.wikipedia.orgAwikiA6ryptogram retrieved &A#0A0+



Three of the

Rodiacs fo$rcryptogramshave never

been solved!"#

httpCAAen.wikipedia.orgAwikiA6ryptogram retrieved &A#0A0+



Fary 7idgway m$rdered scores of women in theeattle area. The longest r$nning homicideinvestigation in 5.. history

7idgway pled g$ilty to m$rdering &+ teenage

r$naways and prostit$tes who he had strangledand d$mped into the Freen 7iver in the state of<ashington between 19+2 and 199+.

4e was nally arrested in 2001 after H( and

paint evidence linked him with the crimes. =vidence collected in 19+* >saliva and hair? was $sed

as evidence to obtain the arrest warrant.

7idgway passed the polygraph test years before he wasapprehended.



Hennis 7ader, the Dind, Tort$re, Gill strangler m$rderedhis victims in d$ring a 2' year crime spree in <ichita,Gansas. 7ader was apprehended after H( evidencecollected at a crime scene was tested against H(collected from 7ader!s da$ghter. !"#

7ader was married with two children

4e was a Doy co$t leader, a compliance ocer in chargeof animal control

7ader was a psychopath who morphed into a serial killer,

who easily maintained a family life while committingthese heino$s m$rders In typical psychopath style, 7ader didnt show a lot of

a:ection or emotion!"# $ttp%'''.(nn.(om2))*S)22+bt.investigationinde-.$tml Obtained /une 0, 2))1



( @anco$verarea pig farmer who m$rdered asmany as )0 female prostit$tes

Bickton was fo$nd g$ilty of seconddegreem$rder after the longest trial in 6anadian historyand an investigation that cost W100 million.

=vidence fo$nd in and aro$nd Bickton!s propertyincl$ded sk$lls c$t in half with hands and feetst$:ed inside, a garbage bag with remains fromanother victim, blood stained clothing, a .22caliber revolver with a dildo attached that

contained both his and the victim!s H( In a videotaped recording played for the %$ry,Bickton claimed to have attached the dildo to hisweapon as a makeshift silencer.U1V

!"# ((used serial iller ed bodies to pigs 5$e ustralian Obtained on /anuar6 2, 2))+.



(ileen <$ornos, a female prostit$te, killed at least si-men on the roads of /lorida. he was the s$b%ect of thelm "onster", which starred 6harliKe Theron.

<$ornos pawned a camera and radar detector thatbelonged to one of her victims and had left her re3$ired

th$mbprint on the receipt. <hen the th$mbprint was r$nthro$gh (/I >($tomated /ingerprint Identicationystem?, her th$mbprint matched an o$tstanding warrantagainst a ;ori Frody >one of <$ornos! aliases?

<$ornosX bloody palm print was also fo$nd in the vehicleof one of her victim!s

<$ornos claimed she had killed each of her victims in selfdefense. 4owever, beca$se of /lorida!s "<illiams 7$le",information regarding the other m$rders was presented tothe %$ry, clearly showing the pattern to the m$rderscommitted by <$ornos.



B$ente was a '9yearold boarding ho$se ownerin acramento, 6(. who killed seven of hertenants and b$ried their bodies in her backyard.

<hen neighbors complained abo$t the stench

coming from B$ente!s yard, she told them thesewer was backed $p, rats were dead $nder theNoorboards, or she blamed the odor on the shem$lsion she p$t on her garden.

<hen her boarders started disappearing, a concernedsocial worker tipped o: police, who made a gr$esomediscoveryC he had dr$gged and killed her frailboarders.

B$ente!s motive was to collect her tenants! government

benet checks



D$ndy was apprehended after a patrol ocer noticed avehicle prowling an area near a resta$rant that had %$stclosed. D$ndy, who sped away, was followed and thenstopped by the alert patrol ocer. D$ndy then provided astolen credit card as identication, assa$lted the ocer, and

attempted to Nee the scene. One of Eohn <ayne Facy!s victims worked in a pharmacy. 4e

left the pharmacy brieNy to speak with a contractor in theparking lot abo$t s$mmer employment. <hen he failed toret$rn to his %ob, his disappearance was reported. Facy hadbeen spotted in the pharmacy between ) and + B the nightof the victim!s disappearance.

Havid DerkowitK,known as the "on of am", came $nders$spicion when investigators noticed that he had received aparking ticket at a location near one of the m$rder scenes.<hen following $p on the parking citation, an ocer noticeda machine g$n protr$ding from a bag in DerkowitK!s car.



(. There are two schools of tho$ght on the e-tentof serial m$rder in the 5..On the one hand, "The 5 prod$ces more serialkillers than any other co$ntry. 5p to +'8 of theworld!s serial killers are in (merica. (ccording to an

/DI Dehavioral 5nit st$dy serial killing has climbedto an almost !epidemic proportion!. (t any giventime, there are an estimated 20 '0 active serialkillers. Those who change their targets, methods,are often never identied. =-perts spec$late on

what happens to $nsolved cases of m$rderers.ome may commit s$icide, die, be incarcerated, inmental instit$tions, relocate, or have stoppedkilling, a few t$rn themselves in.">httpCAAwww.karisable.comAcrserial.htm?



In 19+', the /DI!s @i6(B program became operational. Thisprogram!s p$rpose is to eliminate the problems that preventthe apprehension of serial killers. These problems incl$deC ;ack of cooperation between police agencies ;ack of comm$nication between local, state, and federal

agencies

obility of serial m$rderers ;ack of prior association between victims and assailant 5nidentied bodies

@i6(B s$bmission criteriaC 4omicides >solved, $nsolved, attempted? appear to be

random, se-$ally oriented, lack motive, and appear to bepart of a series issing persons may be s$bmitted if there is a strong

likelihood of fo$l play or the victim remains missing 5nidentied bodies may be s$bmitted if it appears the

manner of death is criminal homicide



=ven if a s$spect has been apprehended in a case,the report sho$ld still be s$bmitted for two reasons. @i6(B!s les can be compared against the case

If the s$spect apprehended is released for lack of evidence>or other reasons?, the case can still be compared to others

in the @i6(B system. @i6(B system!s advantages

6an recogniKe a serial killing earlier in the investigationprocess

ay clear $p other $nsolved m$rders when s$spect is

apprehended (llows for the pooling of cl$es from a case, whereby

allowing investigators to compile the list of s$spects andeliminate as many as possible as 3$ickly as possible,preventing f$rther homicides.

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Serial Killers PPT-1